Cita APA (7th ed.)

Gregory, J., & Horrabin, J. (1946). Land of the Soviets. New York: Penguin.

Cita Chicago (17th ed.)

Gregory, J.S, i J.F Horrabin. Land of the Soviets. New York: Penguin, 1946.

Cita MLA (8th ed.)

Gregory, J.S, i J.F Horrabin. Land of the Soviets. New York: Penguin, 1946.