APA (7th ed.) Citation

Geological Survey (U.S.), Shafroth, P. B., & Beauchamp, V. B. (2006). Defining ecosystem flow requirements for the Bill Williams River, Arizona. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), Patrick B. Shafroth, and Vanessa B. Beauchamp. Defining Ecosystem Flow Requirements for the Bill Williams River, Arizona. Reston, Va.: U.S. Geological Survey, 2006.

MLA (9th ed.) Citation

Geological Survey (U.S.), et al. Defining Ecosystem Flow Requirements for the Bill Williams River, Arizona. U.S. Geological Survey, 2006.

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