APA (7th ed.) Citation

Ivins, L. S., & Winship, A. E. (1925). Fifty famous farmers. Macmillan.

Chicago Style (17th ed.) Citation

Ivins, Lester Sylvan, and Albert Edward Winship. Fifty Famous Farmers. New York: Macmillan, 1925.

MLA (9th ed.) Citation

Ivins, Lester Sylvan, and Albert Edward Winship. Fifty Famous Farmers. Macmillan, 1925.