Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.
APA Citation Edition CitationNational Geographic Society (U.S.). (1888). The National geographic magazine. National Geographic Society.
Chicago Citation Edition CitationNational Geographic Society (U.S.). The National Geographic Magazine. Washington, D.C.: National Geographic Society, 1888.
MLA Citation Edition CitationNational Geographic Society (U.S.). The National Geographic Magazine. National Geographic Society, 1888.