Cita APA (7th ed.)

Gyorgy, A. (1944). Geopolitics: The new german science. University of California Press.

Cita Chicago (17th ed.)

Gyorgy, Andrew. Geopolitics: The New German Science. Berkeley: University of California Press, 1944.

Cita MLA (9th ed.)

Gyorgy, Andrew. Geopolitics: The New German Science. University of California Press, 1944.