APA (7th ed.) Citation

Heck, J. A. (1993). Rhinos: Federal protection. Congressional Research Service, Library of Congress.

Chicago Style (17th ed.) Citation

Heck, Jennifer A. Rhinos: Federal Protection. [Washington, D.C.]: Congressional Research Service, Library of Congress, 1993.

MLA (9th ed.) Citation

Heck, Jennifer A. Rhinos: Federal Protection. Congressional Research Service, Library of Congress, 1993.

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