APA (7th ed.) Citation

Valli, E., & Summers, D. (1994). Caravans of the Himalaya. National Geographic Society.

Chicago Style (17th ed.) Citation

Valli, Eric, and Diane Summers. Caravans of the Himalaya. Washington, D.C.: National Geographic Society, 1994.

MLA (8th ed.) Citation

Valli, Eric, and Diane Summers. Caravans of the Himalaya. National Geographic Society, 1994.

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