APA (7th ed.) Citation

Corn, M. L. (1993). Ecosystems, biomes, and watersheds: Definitions and use. Congressional Research Service, Library of Congress.

Chicago Style (17th ed.) Citation

Corn, M. Lynne. Ecosystems, Biomes, and Watersheds: Definitions and Use. [Washington, D.C.]: Congressional Research Service, Library of Congress, 1993.

MLA (9th ed.) Citation

Corn, M. Lynne. Ecosystems, Biomes, and Watersheds: Definitions and Use. Congressional Research Service, Library of Congress, 1993.