Geological Survey (U.S.) & Stricker, V. (1985). Approximate potentiometric surface for the aquifer unit A4, southeastern coastal plain aquifer system of the United States, prior to development. The Survey.
Chicago Style (17th ed.) CitationGeological Survey (U.S.) and Virginia Stricker. Approximate Potentiometric Surface for the Aquifer Unit A4, Southeastern Coastal Plain Aquifer System of the United States, Prior to Development. [Reston, Va.]: The Survey, 1985.
MLA (9th ed.) CitationGeological Survey (U.S.) and Virginia Stricker. Approximate Potentiometric Surface for the Aquifer Unit A4, Southeastern Coastal Plain Aquifer System of the United States, Prior to Development. The Survey, 1985.
Warning: These citations may not always be 100% accurate.