Mines, B. o. (1961). Minerals yearbook: Metals and minerals (except fuels). Volume I. United States Government.
Chicago Style (17th ed.) CitationMines, BUREAU of. Minerals Yearbook: Metals and Minerals (except Fuels). Volume I. United States Government, 1961.
MLA (8th ed.) CitationMines, BUREAU of. Minerals Yearbook: Metals and Minerals (except Fuels). Volume I. United States Government, 1961.
Warning: These citations may not always be 100% accurate.