APA (7th ed.) Citation

United States. Bureau of Mines & Geological Survey. (1976). Principles of the mineral resource classification system of the U.S. Bureau of Mines and U.S. Geological Survey. U.S. Bureau of Mines.

Chicago Style (17th ed.) Citation

United States. Bureau of Mines and Geological Survey. Principles of the Mineral Resource Classification System of the U.S. Bureau of Mines and U.S. Geological Survey. [Washington, D.C.]: U.S. Bureau of Mines, 1976.

MLA (8th ed.) Citation

United States. Bureau of Mines and Geological Survey. Principles of the Mineral Resource Classification System of the U.S. Bureau of Mines and U.S. Geological Survey. U.S. Bureau of Mines, 1976.

Warning: These citations may not always be 100% accurate.