Nigro, J. C. (1982). Firing an iron ore pelletizing kiln with low-Btu gas from lignite. U.S. Dept. of the Interior, Bureau of Mines.
Chicago Style (17th ed.) CitationNigro, John C. Firing an Iron Ore Pelletizing Kiln with Low-Btu Gas from Lignite. [Washington, D.C.]: U.S. Dept. of the Interior, Bureau of Mines, 1982.
MLA (9th ed.) CitationNigro, John C. Firing an Iron Ore Pelletizing Kiln with Low-Btu Gas from Lignite. U.S. Dept. of the Interior, Bureau of Mines, 1982.
Warning: These citations may not always be 100% accurate.