9788420671819 | Alianza Editorial Sa, April 30, 2012, cover price $15.95

9781466216303 | Createspace, August 11, 2011, cover price $6.48 | also contains Tractatus Logico-Philosophicus, Tractatus Logico-Philosophicus, Tractatus Logico-philosophicus | About this edition: Ludwig Wittgenstein wrote The Tractatus Logico-Philosophicus (Latin for "Logical-Philosophical Treatise") as an ambitious project to identify the relationship between language and reality and to define the limits of science.

9781451580303 | Createspace, March 30, 2010, cover price $7.95 | also contains Tractatus Logico-Philosophicus, Tractatus Logico-Philosophicus, Tractatus Logico-philosophicus | About this edition: The "Tractatus Logico-Philosophicus" was Ludwig Wittgenstein's attempt to solve all philosophical problems.

9781438510354, titled "Tractatus Logico Philosophicus" | Lightning Source Inc, February 28, 2009, cover price $9.95 | also contains Tractatus Logico-Philosophicus, Tractatus Logico-Philosophicus, Tractatus Logico-philosophicus | About this edition: Published originally in 1921 this book is considered one of the most important philosophical works of the 20th century.

9781604244663 | Standard Pubns Inc, November 30, 2007, cover price $9.45 | About this edition: Published originally in 1921 this book is considered one of the most important philosophical works of the 20th century.

9780203010341 | Routledge, January 4, 2002, cover price $17.95 | also contains Tractatus Logico-Philosophicus, Tractatus Logico-Philosophicus, Tractatus Logico-philosophicus

9781466216303 | Createspace, August 11, 2011, cover price $6.48 | also contains Tractatus Logico-Philosophicus, Tractatus Logico-Philosophicus, Tractatus Logico-philosophicus | About this edition: Ludwig Wittgenstein wrote The Tractatus Logico-Philosophicus (Latin for "Logical-Philosophical Treatise") as an ambitious project to identify the relationship between language and reality and to define the limits of science.

9781463562915 | Createspace, June 15, 2011, cover price $6.95 | About this edition: One of the most important philosophical works of the twentieth century, Tractatus identifies the relationship between language and reality and defines the limits of science.

9781451580303 | Createspace, March 30, 2010, cover price $7.95 | also contains Tractatus Logico-Philosophicus, Tractatus Logico-Philosophicus, Tractatus Logico-philosophicus | About this edition: The "Tractatus Logico-Philosophicus" was Ludwig Wittgenstein's attempt to solve all philosophical problems.

9781438510354, titled "Tractatus Logico Philosophicus" | Lightning Source Inc, February 28, 2009, cover price $9.95 | also contains Tractatus Logico-Philosophicus, Tractatus Logico-Philosophicus, Tractatus Logico-philosophicus | About this edition: Published originally in 1921 this book is considered one of the most important philosophical works of the 20th century.

9781604594218 | Wilder Pubns Ltd, June 30, 2008, cover price $11.99 | About this edition: "Tractatus Logico-Philosophicus may be the most important book of philosophy written during the twentieth century.

9780203010341 | Routledge, January 4, 2002, cover price $17.95 | also contains Tractatus Logico-Philosophicus, Tractatus Logico-Philosophicus, Tractatus Logico-philosophicus

9781456529895 | Createspace, January 17, 2011, cover price $6.50 | About this edition: Ludwig Wittgenstein wrote Tractatus Logico Philosophicus (Logical-Philosophical Treatise) whilst a soldier and latterly a Prisoner of War during WW1.

9781405159289 | 4th edition (Blackwell Pub, October 19, 2009), cover price $34.95 | About this edition: Incorporating significant editorial changes from earlier editions, the fourth edition of Ludwig Wittgenstein's Philosophical Investigations is the definitive en face German-English version of the most important work of 20th-century philosophyThe extensively revised English translation incorporates many hundreds of changes to Anscombe’s original translationFootnoted remarks in the earlier editions have now been relocated in the textWhat was previously referred to as ‘Part 2’ is now republished as Philosophy of Psychology – A Fragment, and all the remarks in it are numbered for ease of referenceNew detailed editorial endnotes explain decisions of translators and identify references and allusions in Wittgenstein's original textNow features new essays on the history of the Philosophical Investigations, and the problems of translating Wittgenstein’s text

9780061550249 | 1 edition (Harpercollins, March 1, 2009), cover price $15.99 | About this edition: Major Works is the finest single-volume anthology of influential philosopher Ludwig Wittgenstein's important writings.

9788430947096 | 3 tra edition (Tecnos Editorial S A, May 16, 2008), cover price $16.95

9780631230649 | New edition (Blackwell Pub, September 1, 2007), cover price $131.70 | About this edition: In 1933, Wittgenstein set out to dictate a collection of his recent writings to a typist in the form of a book.

9780631230656 | New edition (Blackwell Pub, September 1, 2007), cover price $43.85

9781405171557 | Blackwell Pub, April 15, 2008, cover price $183.95

9788420687612 | Italian edition edition (Alianza Editorial Sa, April 8, 2008), cover price $41.95

9788430945740 | Tecnos Editorial S A, January 17, 2008, cover price $26.95

9780631130628 | Blackwell Pub, September 30, 2007, cover price $99.95 | About this edition: "Although the final remarks in this volume were written less than a fortnight before Wittgenstein's death, the work as a whole has all the forcefulness, originality and richness that characterise his greatest works.

9788420641966 | Alianza Editorial Sa, June 30, 2007, cover price $50.95

9788420624969 | Alianza Editorial Sa, June 30, 2007, cover price $60.95

9788437615431 | Catedra Ediciones, June 30, 2007, cover price $35.95

9788420629193 | Alianza Editorial Sa, June 30, 2007, cover price $43.95

9788430948444 | Tecnos Editorial S A, February 3, 2009, cover price $31.95

9788430945283 | Tecnos Editorial S A, May 8, 2007, cover price $30.95

9780192686916 | Cdr edition (Oxford Univ Pr, February 1, 2001), cover price $2500.00 | About this edition: This electronic version of Wittgenstein's Nachlass includes a complete facsimile and transcription (without translations) of the philosopher's writings as catalogued by von Wright in his 1982 publication The Wittgenstein Papers.

9783211832677 | Springer Verlag, September 8, 1999, cover price $49.95

9780631125051 | 3 new edition (John Wiley & Sons Inc, January 30, 1991), cover price $50.00 | About this edition: This substantially revised edition of Wittgensteina s Remarks on the Foundations of Mathematics contains one section, an essay of fifty pages, not previously published, as well as considerable additions to others sections.

9780631128236 | 2 edition (John Wiley & Sons Inc, January 30, 1991), cover price $45.95 | About this edition: Zettel is a collection of fragments which Wittgenstein cut from various of his typescripts and preserved for future use.

9780631095804 | John Wiley & Sons Inc, January 30, 1991, cover price $37.50 | About this edition: In 1938 Wittgenstein delivered a short course of lectures on aesthetics to a small group of students at Cambridge.

9780631118916 | John Wiley & Sons Inc, January 30, 1991, cover price $50.00 | About this edition: Wittgenstein wrote the Philosophical Grammar during the years 1931 to 1934 -- the period just before he began to dictate the Blue Book.