Cita APA

Proctor, R. (1972). Black workers and the class struggle. New York, Estados Unidos de América: New Outlook Publishers.

Citación estilo Chicago

Proctor, Roscoe. Black Workers and the Class Struggle. New York, Estados Unidos de América: New Outlook Publishers, 1972.

Cita MLA

Proctor, Roscoe. Black Workers and the Class Struggle. New York, Estados Unidos de América: New Outlook Publishers, 1972.