APA (7th ed.) Citation

Dulles, F. R. (1949). Labor in America: A history. Crowell.

Chicago Style (17th ed.) Citation

Dulles, Foster Rhea. Labor in America: A History. New York: Crowell, 1949.

MLA (9th ed.) Citation

Dulles, Foster Rhea. Labor in America: A History. Crowell, 1949.