United States. Bureau of Mines & University of Texas at Austin. Bureau of Economic Geology. Minerals in the economy of Texas. Dept. of the Interior, Bureau of Mines.
Chicago Style (17th ed.) CitationUnited States. Bureau of Mines and University of Texas at Austin. Bureau of Economic Geology. Minerals in the Economy of Texas. [Washington]: Dept. of the Interior, Bureau of Mines.
MLA (9th ed.) CitationUnited States. Bureau of Mines and University of Texas at Austin. Bureau of Economic Geology. Minerals in the Economy of Texas. Dept. of the Interior, Bureau of Mines.
Warning: These citations may not always be 100% accurate.