APA (7th ed.) Citation

Geological Survey (U.S.). (2006). Narrow-headed garter snake (Thamnophis rufipunctatus). U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.). Narrow-headed Garter Snake (Thamnophis Rufipunctatus). [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 2006.

MLA (9th ed.) Citation

Geological Survey (U.S.). Narrow-headed Garter Snake (Thamnophis Rufipunctatus). U.S. Dept. of the Interior, U.S. Geological Survey, 2006.

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