APA-referens (7:e uppl.)

Daugherty, C. R. (1938). Labor problems in American industry (Rev. ed.). Houghton Mifflin company.

Chicago-referens (17:e uppl.)

Daugherty, Carroll R. Labor Problems in American Industry. Rev. ed. Boston: Houghton Mifflin company, 1938.

MLA-referens (8:e uppl.)

Daugherty, Carroll R. Labor Problems in American Industry. Rev. ed. Houghton Mifflin company, 1938.