APA (7th ed.) Citation

Frenzel, I. (1967). Friedrich Nietzsche, an illustrated biography. Pegasus.

Chicago Style (17th ed.) Citation

Frenzel, Ivo. Friedrich Nietzsche, an Illustrated Biography. New York: Pegasus, 1967.

MLA (9th ed.) Citation

Frenzel, Ivo. Friedrich Nietzsche, an Illustrated Biography. Pegasus, 1967.

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