APA (7th ed.) Citation

Kean, C. D. (1947). The meaning of existence. Harper & Brothers.

Chicago Style (17th ed.) Citation

Kean, Charles Duell. The Meaning of Existence. New York: Harper & Brothers, 1947.

MLA (9th ed.) Citation

Kean, Charles Duell. The Meaning of Existence. Harper & Brothers, 1947.