Cita APA (7a ed.)

Duncan, D. D. (1960). The Kremlin. New York Graphic Society.

Cita Chicago Style (17a ed.)

Duncan, David Douglas. The Kremlin. Greenwich, Conn: New York Graphic Society, 1960.

Cita MLA (9a ed.)

Duncan, David Douglas. The Kremlin. New York Graphic Society, 1960.