APA (7th ed.) Citation

National Geographic Society (U.S.). (1993). The World of the American Indian (Revised edition.). National Geographic Society.

Chicago Style (17th ed.) Citation

National Geographic Society (U.S.). The World of the American Indian. Revised edition. Washington, D.C: National Geographic Society, 1993.

MLA (9th ed.) Citation

National Geographic Society (U.S.). The World of the American Indian. Revised edition. National Geographic Society, 1993.