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1
2000 resource assessment of selected coal beds and zones in the Northern and Central Appalachian Basin coal regions
[Reston, VA] : U.S. Geological Survey, 2001
Version 1.0.Format: Government Document Electronic eBook -
2
The strategic petroleum reserve : U.S. energy security and oil politics, 1975-2005
College Station : Texas A & M University Press, 2007
1st ed.Format: Book
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3
Industrial minerals and rocks : (nonmetallics other than fuels)
New York : American Institute of Mining, Metallurgical, and Petroleum Engineers, 1960
3rd ed., completely rev.Format: Book