United States. Bureau of Mines & Schmidt, R. L. (1975). Application of large-hole burn cut in room-and-pillar mining. U.S. Dept. of the Interior, Bureau of Mines.
Chicago Style (17th ed.) CitationUnited States. Bureau of Mines and R. L. Schmidt. Application of Large-hole Burn Cut in Room-and-pillar Mining. [Washington]: U.S. Dept. of the Interior, Bureau of Mines, 1975.
MLA (9th ed.) CitationUnited States. Bureau of Mines and R. L. Schmidt. Application of Large-hole Burn Cut in Room-and-pillar Mining. U.S. Dept. of the Interior, Bureau of Mines, 1975.
Warning: These citations may not always be 100% accurate.