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

APA Citation Edition Citation

National Geographic Society, Committee for Research and Exploration. Research reports: On research and exploration supported by grants from the National Geographic Society during the year . Soc.,.

Chicago Citation Edition Citation

National Geographic Society, Committee for Research and Exploration. Research Reports: On Research and Exploration Supported by Grants from the National Geographic Society During the Year . Washington, DC: Soc.,.

MLA Citation Edition Citation

National Geographic Society, Committee for Research and Exploration. Research Reports: On Research and Exploration Supported by Grants from the National Geographic Society During the Year . Soc.,.