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-Zitierstil (17. Ausg.)Nigro, 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-Zitierstil (9. Ausg.)Nigro, John C. Firing an Iron Ore Pelletizing Kiln with Low-Btu Gas from Lignite. U.S. Dept. of the Interior, Bureau of Mines, 1982.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.