APA (7th ed.) Citation

National Geographic Society U.S. (1976). The Right Whale: The endangered species. National Geographic Society.

Chicago Style (17th ed.) Citation

National Geographic Society U.S. The Right Whale: The Endangered Species. [Washington, D.C.]: National Geographic Society, 1976.

MLA (9th ed.) Citation

National Geographic Society U.S. The Right Whale: The Endangered Species. National Geographic Society, 1976.

Warning: These citations may not always be 100% accurate.