Cita APA (7a ed.)

Gyorgy, A. (1966). Geopolitics: The new German science. Johnson Reprint.

Cita Chicago Style (17a ed.)

Gyorgy, Andrew. Geopolitics: The New German Science. New York [etc.]: Johnson Reprint, 1966.

Cita MLA (9a ed.)

Gyorgy, Andrew. Geopolitics: The New German Science. Johnson Reprint, 1966.