APA (7th ed.) Citation

Fradin, J. B., & Fradin, D. B. (2008). Droughts. National Geographic.

Chicago Style (17th ed.) Citation

Fradin, Judith Bloom, and Dennis B. Fradin. Droughts. Washington, D.C.: National Geographic, 2008.

MLA (9th ed.) Citation

Fradin, Judith Bloom, and Dennis B. Fradin. Droughts. National Geographic, 2008.