APA (7th ed.) Citation

Curtin, S. E., Andreasen, D. C., & Staley, A. W. (2009). The difference between the potentiometric surfaces of the Aquia Aquifer in Southern Maryland, September 1982 and September 2007. U.S. Dept. of the Interior, U.S. Geological Survey ; Maryland Dept. of Natural Resources.

Chicago Style (17th ed.) Citation

Curtin, Stephen E., David C. Andreasen, and Andrew W. Staley. The Difference Between the Potentiometric Surfaces of the Aquia Aquifer in Southern Maryland, September 1982 and September 2007. Reston, VA : [Annapolis, Md.]: U.S. Dept. of the Interior, U.S. Geological Survey ; Maryland Dept. of Natural Resources, 2009.

MLA (9th ed.) Citation

Curtin, Stephen E., et al. The Difference Between the Potentiometric Surfaces of the Aquia Aquifer in Southern Maryland, September 1982 and September 2007. U.S. Dept. of the Interior, U.S. Geological Survey ; Maryland Dept. of Natural Resources, 2009.