APA (7th ed.) Citation

Wittgenstein, L. (1978). Philosophical investigations (3. ed.). Blackwell.

Chicago Style (17th ed.) Citation

Wittgenstein, Ludwig. Philosophical Investigations. 3. ed. Oxford: Blackwell, 1978.

MLA (9th ed.) Citation

Wittgenstein, Ludwig. Philosophical Investigations. 3. ed. Blackwell, 1978.

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