Orris, G. J. (1993). Nonfuel mineral resources in the United States-Mexico border region: A progress report on information available from the Center for Inter-American Mineral Resource Investigations (CIMRI). U.S. Department of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationOrris, G. J. Nonfuel Mineral Resources in the United States-Mexico Border Region: A Progress Report on Information Available from the Center for Inter-American Mineral Resource Investigations (CIMRI). [Reston, Virginia]: U.S. Department of the Interior, U.S. Geological Survey, 1993.
MLA (9th ed.) CitationOrris, G. J. Nonfuel Mineral Resources in the United States-Mexico Border Region: A Progress Report on Information Available from the Center for Inter-American Mineral Resource Investigations (CIMRI). U.S. Department of the Interior, U.S. Geological Survey, 1993.