APA (7th ed.) Citation

Keller, M. (1967). Theodore Roosevelt: A profile. Hill and Wang.

Chicago Style (17th ed.) Citation

Keller, Morton. Theodore Roosevelt: A Profile. New York: Hill and Wang, 1967.

MLA (9th ed.) Citation

Keller, Morton. Theodore Roosevelt: A Profile. Hill and Wang, 1967.

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