Cita APA (7a ed.)

Cowdrick, E. S. (1923). Industrial history of the United States. Ronald.

Cita Chicago Style (17a ed.)

Cowdrick, Edward S. Industrial History of the United States. New York: Ronald, 1923.

Cita MLA (9a ed.)

Cowdrick, Edward S. Industrial History of the United States. Ronald, 1923.