Cite
MLA (8th Edition)
Geology, Structure, and Thickness of Hydrogeologic Units In Part of the Columbia Plateau, Oregon. Department of the Interior, United States Geological Survey, 1990.
APA (7th Edition)
Geology, structure, and thickness of hydrogeologic units in part of the Columbia Plateau, Oregon. (1990). Department of the Interior, United States Geological Survey.
Chicago (17th Edition)
“Geology, Structure, and Thickness of Hydrogeologic Units in Part of the Columbia Plateau, Oregon.” Portland, Oregon: Department of the Interior, United States Geological Survey, 1990.