Geological Survey (U.S.). (1936). Geology of Anthracite Ridge coal district, Alaska. [s.n.].
Chicago Style (17th ed.) CitationGeological Survey (U.S.). Geology of Anthracite Ridge Coal District, Alaska. [Washington]: [s.n.], 1936.
MLA (9th ed.) CitationGeological Survey (U.S.). Geology of Anthracite Ridge Coal District, Alaska. [s.n.], 1936.
Warning: These citations may not always be 100% accurate.