Cite
MLA (8th Edition)
Geology and Hydrology of the Deep Bedrock Aquifers In Eastern Colorado. Department of the Interior, U.S. Geological Survey, 1987.
APA (7th Edition)
Geology and hydrology of the deep bedrock aquifers in eastern Colorado. (1987). Department of the Interior, U.S. Geological Survey.
Chicago (17th Edition)
“Geology and Hydrology of the Deep Bedrock Aquifers in Eastern Colorado.” Reston, Va.: Department of the Interior, U.S. Geological Survey, 1987.