APA (7th ed.) Citation

Coburn, B. (1997). Everest: Mountain without mercy. National Geographic Society.

Chicago Style (17th ed.) Citation

Coburn, Broughton. Everest: Mountain Without Mercy. Washington, DC: National Geographic Society, 1997.

MLA (8th ed.) Citation

Coburn, Broughton. Everest: Mountain Without Mercy. National Geographic Society, 1997.

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