Cite
MLA (8th Edition)
Altitude, Depth, and Thickness of the Galena-Platteville Bedrock Unit In the Subcrop Area of Illinois and Wisconsin. U.S. Department of the Interior, U.S. Geological Survey, Information Services, 2000.
APA (7th Edition)
Altitude, depth, and thickness of the Galena-Platteville bedrock unit in the subcrop area of Illinois and Wisconsin. (2000). U.S. Department of the Interior, U.S. Geological Survey, Information Services.
Chicago (17th Edition)
“Altitude, Depth, and Thickness of the Galena-Platteville Bedrock Unit in the Subcrop Area of Illinois and Wisconsin.” Reston, Virginia: U.S. Department of the Interior, U.S. Geological Survey, Information Services, 2000.