APA (7th ed.) Citation

Cahn, W. (1964). Harold Lloyd's world of comedy. Duell, Sloan and Pearce.

Chicago Style (17th ed.) Citation

Cahn, William. Harold Lloyd's World of Comedy. New York: Duell, Sloan and Pearce, 1964.

MLA (9th ed.) Citation

Cahn, William. Harold Lloyd's World of Comedy. Duell, Sloan and Pearce, 1964.

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