APA (7th ed.) Citation

Guthrie, W. (1971). Socrates. Cambridge University Press.

Chicago Style (17th ed.) Citation

Guthrie, W.K.C. Socrates. Cambridge, [England]: Cambridge University Press, 1971.

MLA (9th ed.) Citation

Guthrie, W.K.C. Socrates. Cambridge University Press, 1971.