Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

National Geographic Society (U.S.). (1888). The National geographic magazine. National Geographic Society.

Chicago Citation Edition Citation

National Geographic Society (U.S.). The National Geographic Magazine. Washington, D.C.: National Geographic Society, 1888.

MLA Citation Edition Citation

National Geographic Society (U.S.). The National Geographic Magazine. National Geographic Society, 1888.