APA (7th ed.) Citation

Phillips, J. V., & Thomas, B. E. (2005). Hydrologic conditions in Arizona during 1999-2004: A historical perspective. U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Phillips, Jeff V., and Blakemore E. Thomas. Hydrologic Conditions in Arizona During 1999-2004: A Historical Perspective. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 2005.

MLA (9th ed.) Citation

Phillips, Jeff V., and Blakemore E. Thomas. Hydrologic Conditions in Arizona During 1999-2004: A Historical Perspective. U.S. Dept. of the Interior, U.S. Geological Survey, 2005.