Cita APA (7a ed.)

Catlin, G. (1947). The Story of the Political Philosophers. Tudor Publishing Co.

Cita Chicago Style (17a ed.)

Catlin, George. The Story of the Political Philosophers. New York: Tudor Publishing Co, 1947.

Cita MLA (9a ed.)

Catlin, George. The Story of the Political Philosophers. Tudor Publishing Co, 1947.