Cita APA (7a ed.)

Coolidge, D. (1939). Old California cowboys (2nd printing.). E.P. Dutton.

Cita Chicago Style (17a ed.)

Coolidge, Dane. Old California Cowboys. 2nd printing. New York: E.P. Dutton, 1939.

Cita MLA (9a ed.)

Coolidge, Dane. Old California Cowboys. 2nd printing. E.P. Dutton, 1939.