APA (7th ed.) Citation

Hoover, H. (1942). America's first crusade. C. Scribner's sons.

Chicago Style (17th ed.) Citation

Hoover, Herbert. America's First Crusade. New York: C. Scribner's sons, 1942.

MLA (9th ed.) Citation

Hoover, Herbert. America's First Crusade. C. Scribner's sons, 1942.

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