Cofnodi Dyfyniadau

Dyfyniad APA
Estados Unidos Geological Survey. (1929). Geologic map and strucrure sections of the rock creek oil field and adjoining areas, Wyoming. U. S. Geological Survey.
Dyfyniad Arddull Chicago
Estados Unidos Geological Survey. Geologic Map and Strucrure Sections of the Rock Creek Oil Field and Adjoining Areas, Wyoming. U. S. Geological Survey, 1929.
Dyfyniad MLA
Estados Unidos Geological Survey. Geologic Map and Strucrure Sections of the Rock Creek Oil Field and Adjoining Areas, Wyoming. U. S. Geological Survey, 1929.
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