United States. Bureau of Mines. (1922). Bureau of Mines investigates gold in oil shales and its possible recovery. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Bureau of Mines. Bureau of Mines Investigates Gold in Oil Shales and Its Possible Recovery. [Washington]: [publisher not identified], 1922.
MLA (9th ed.) CitationUnited States. Bureau of Mines. Bureau of Mines Investigates Gold in Oil Shales and Its Possible Recovery. [publisher not identified], 1922.
Warning: These citations may not always be 100% accurate.