APA (7th ed.) Citation

Geological Survey (U.S.), Maryland Geological Survey, & Maryland. Power Plant Topical Research Program. The difference between the potentiometric surfaces of the lower Patapsco Aquifer in Southern Maryland, September 1990 and September ... U.S. Department of the Interior, U.S. Geological Survey ; Maryland Department of Natural Resources.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), Maryland Geological Survey, and Maryland. Power Plant Topical Research Program. The Difference Between the Potentiometric Surfaces of the Lower Patapsco Aquifer in Southern Maryland, September 1990 and September ... Reston, VA : [Annapolis, Md.]: U.S. Department of the Interior, U.S. Geological Survey ; Maryland Department of Natural Resources.

MLA (9th ed.) Citation

Geological Survey (U.S.), et al. The Difference Between the Potentiometric Surfaces of the Lower Patapsco Aquifer in Southern Maryland, September 1990 and September ... U.S. Department of the Interior, U.S. Geological Survey ; Maryland Department of Natural Resources.