APA (7th ed.) Citation

Schultheis, R., & Fuller, S. (1985). Yellowstone: Wonderland at zero degrees. National Geographic Society.

Chicago Style (17th ed.) Citation

Schultheis, Rob, and Steven Fuller. Yellowstone: Wonderland at Zero Degrees. Washington: National Geographic Society, 1985.

MLA (9th ed.) Citation

Schultheis, Rob, and Steven Fuller. Yellowstone: Wonderland at Zero Degrees. National Geographic Society, 1985.

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