Geological Survey (U.S.). (1938). The San Juan country: A geographic and geologic reconnaissance of southeastern Utah. [s.n.].
Chicago Style (17th ed.) CitationGeological Survey (U.S.). The San Juan Country: A Geographic and Geologic Reconnaissance of Southeastern Utah. [Washington]: [s.n.], 1938.
MLA (9th ed.) CitationGeological Survey (U.S.). The San Juan Country: A Geographic and Geologic Reconnaissance of Southeastern Utah. [s.n.], 1938.
Warning: These citations may not always be 100% accurate.