APA (7th ed.) Citation

Pilʹni︠a︡k, B., & Malamuth, C. (1931). The Volga falls to the Caspian Sea. Cosmopolitan Book Corp..

Chicago Style (17th ed.) Citation

Pilʹni︠a︡k, Boris, and Charles Malamuth. The Volga Falls to the Caspian Sea. New York: Cosmopolitan Book Corp., 1931.

MLA (9th ed.) Citation

Pilʹni︠a︡k, Boris, and Charles Malamuth. The Volga Falls to the Caspian Sea. Cosmopolitan Book Corp., 1931.