APA (7th ed.) Citation

National Geographic Book Service & Sedeen, M. (1978). National Geographic picture atlas of our fifty States. National Geographic Society.

Chicago Style (17th ed.) Citation

National Geographic Book Service and Margaret Sedeen. National Geographic Picture Atlas of Our Fifty States. Washington: National Geographic Society, 1978.

MLA (9th ed.) Citation

National Geographic Book Service and Margaret Sedeen. National Geographic Picture Atlas of Our Fifty States. National Geographic Society, 1978.