APA (7th ed.) Citation

Wittgenstein, L., Smythies, Y., Rhees, R., Taylor, J., & Barrett, C. (1970). Lectures & conversations on aesthetics, psychology and religious belief. Blackwell.

Chicago Style (17th ed.) Citation

Wittgenstein, Ludwig, Yorick Smythies, Rush Rhees, James Taylor, and Cyril Barrett. Lectures & Conversations on Aesthetics, Psychology and Religious Belief. Oxford: Blackwell, 1970.

MLA (9th ed.) Citation

Wittgenstein, Ludwig, et al. Lectures & Conversations on Aesthetics, Psychology and Religious Belief. Blackwell, 1970.