North Dakota Geological Society. (1961). Stratigraphy of the Williston Basin: Devonian system.
Chicago Style (17th ed.) CitationNorth Dakota Geological Society. Stratigraphy of the Williston Basin: Devonian System. Bismarck, 1961.
MLA (8th ed.) CitationNorth Dakota Geological Society. Stratigraphy of the Williston Basin: Devonian System. 1961.
Warning: These citations may not always be 100% accurate.