Simulation of ground-water flow in the lower sand unit of the Potomac-Raritan-Magothy aquifer system, Philadelphia, Pennsylvania /
by Ronald A. Sloto ; [prepared in cooperation with the City of Philadelphia Water Department].

APA Citation

Sloto, R. A., Geological Survey (U.S.)., Philadelphia (Pa.). Water Department. (1988). Simulation of ground-water flow in the lower sand unit of the Potomac-Raritan-Magothy aquifer system, Philadelphia, Pennsylvania. Harrisburg, Pa.: Dept. of the Interior, U.S. Geological Survey .

MLA Citation

Sloto, Ronald A, Geological Survey (U.S.), and Philadelphia (Pa.). Water Department. Simulation of Ground-water Flow In the Lower Sand Unit of the Potomac-Raritan-Magothy Aquifer System, Philadelphia, Pennsylvania. Harrisburg, Pa.: Dept. of the Interior, U.S. Geological Survey , 1988.