APA (7th ed.) Citation

Nietzsche, F. W., & Cowan, M. (1962). Philosophy in the tragic age of the Greeks. Regnery.

Chicago Style (17th ed.) Citation

Nietzsche, Friedrich Wilhelm, and Marianne Cowan. Philosophy in the Tragic Age of the Greeks. Chicago: Regnery, 1962.

MLA (9th ed.) Citation

Nietzsche, Friedrich Wilhelm, and Marianne Cowan. Philosophy in the Tragic Age of the Greeks. Regnery, 1962.