- Author: Ludwig Wittgenstein
- Language: German/English
- Year: 1960
- Author: Ludwig Wittgenstein
- Language: German/Italian
- Year: 1954
- Author: Ludwig Wittgenstein
- Language: Turkish
- Year: 2014
- Author: Ludwig Wittgenstein
- Language: Turkish
- Author: Ludwig Wittgenstein
- Language: Turkish
- Year: 2016
- Author: Ludwig Wittgenstein
- Language: English
- Year: 1973
- Author: Ludwig Wittgenstein, Luciano Bazzocchi (editor)
- Language: English
- Year: 2021
Brown Book
pdf
- Author: Ludwig Wittgenstein
- Language: English
Blue Book
pdf
- Author: Ludwig Wittgenstein
- Language: English
- Author: Ludwig Wittgenstein Georg Henrik von Wright (ed.), Heikki Nyman
- Language: German, English
- Year: 1980