APA (7th ed.) Citation

National Geographic Society, National Geographic Book Service, & Bennett, R. S. (1980). The new America's wonderlands: Our National Parks. National Geographic Society.

Chicago Style (17th ed.) Citation

National Geographic Society, National Geographic Book Service, and Ross S. Bennett. The New America's Wonderlands: Our National Parks. Washington: National Geographic Society, 1980.

MLA (9th ed.) Citation

National Geographic Society, et al. The New America's Wonderlands: Our National Parks. National Geographic Society, 1980.