APA (7th ed.) Citation

Wister, O. (1990). Philosophy 4: A story of Harvard University. Project Gutenberg.

Chicago Style (17th ed.) Citation

Wister, Owen. Philosophy 4: A Story of Harvard University. Champaign, Ill: Project Gutenberg, 1990.

MLA (9th ed.) Citation

Wister, Owen. Philosophy 4: A Story of Harvard University. Project Gutenberg, 1990.