Geologic map of the eastern part of the Grand Canyon National Park, Arizona / topography by U.S. Geological Survey

Chicago citation style
Geologic map of the eastern part of the Grand Canyon National Park, Arizona / topography by U.S. Geological Survey. 1980. Retrieved from the Digital Public Library of America, http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/7726. (Accessed March 28, 2024.)
APA citation style
(1980) Geologic map of the eastern part of the Grand Canyon National Park, Arizona / topography by U.S. Geological Survey. Retrieved from the Digital Public Library of America, http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/7726
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/7726>.
Note: These citations are programmatically generated and may be incomplete.