APA (7th ed.) Citation

Smith, T. V. (1934). Philosophers speak for themselves from Aristotle to Plotinus. The University of Chicago.

Chicago Style (17th ed.) Citation

Smith, T. V. Philosophers Speak for Themselves from Aristotle to Plotinus. Chicago: The University of Chicago, 1934.

MLA (9th ed.) Citation

Smith, T. V. Philosophers Speak for Themselves from Aristotle to Plotinus. The University of Chicago, 1934.