APA (7th ed.) Citation

Wittgenstein, L. (1961). Tractus logico-philosophicus. Routledge & K. Paul.

Chicago Style (17th ed.) Citation

Wittgenstein, Ludwig. Tractus Logico-philosophicus. London: Routledge & K. Paul, 1961.

MLA (9th ed.) Citation

Wittgenstein, Ludwig. Tractus Logico-philosophicus. Routledge & K. Paul, 1961.

Warning: These citations may not always be 100% accurate.