Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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