APA (7th ed.) Citation

Willey, R. E., & Achmad, G. (1986). Simulation of ground-water flow and base flow in weathered crystalline rock, upper Cattail Creek, Howard County, Maryland. Dept. of Natural Resources, Maryland Geological Survey.

Chicago Style (17th ed.) Citation

Willey, Richard E., and Grufron Achmad. Simulation of Ground-water Flow and Base Flow in Weathered Crystalline Rock, Upper Cattail Creek, Howard County, Maryland. [Baltimore, Md.]: Dept. of Natural Resources, Maryland Geological Survey, 1986.

MLA (9th ed.) Citation

Willey, Richard E., and Grufron Achmad. Simulation of Ground-water Flow and Base Flow in Weathered Crystalline Rock, Upper Cattail Creek, Howard County, Maryland. Dept. of Natural Resources, Maryland Geological Survey, 1986.