APA (7th ed.) Citation

Lumpkin, K. D., & Douglas, D. W. (1937). Child workers in America ([2d ed.].). International Publishers.

Chicago Style (17th ed.) Citation

Lumpkin, Katharine DuPre, and Dorothy W. Douglas. Child Workers in America. [2d ed.]. New York: International Publishers, 1937.

MLA (9th ed.) Citation

Lumpkin, Katharine DuPre, and Dorothy W. Douglas. Child Workers in America. [2d ed.]. International Publishers, 1937.