Cita APA (7a ed.)

Helfand, L., & Tayal, A. (2011). Conquering Everest: The lives of Edmund Hillary and Tenzing Norgay. Campfire.

Cita Chicago Style (17a ed.)

Helfand, Lewis, y Amit Tayal. Conquering Everest: The Lives of Edmund Hillary and Tenzing Norgay. New Delhi, India: Campfire, 2011.

Cita MLA (8a ed.)

Helfand, Lewis, y Amit Tayal. Conquering Everest: The Lives of Edmund Hillary and Tenzing Norgay. Campfire, 2011.

Precaución: Estas citas no son 100% exactas.