Cita APA (7a ed.)

Daugherty, C. R. Labor problems in American industry. Dept. of Education.

Cita Chicago Style (17a ed.)

Daugherty, Carroll Roop. Labor Problems in American Industry. United States: Dept. of Education.

Cita MLA (9a ed.)

Daugherty, Carroll Roop. Labor Problems in American Industry. Dept. of Education.