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Materials in the economy, material flows, scarcity, and the environment
Lorie A. Wagner · U.S. Dept. of the Interior, U.S. Geological Survey
29 sayfa · 2002
Raw materials / Natural resources
Economic analysis tools for the minerals industry
John R. Henry, Lorie A. Wagner, United States. Bureau of Mines · Supt. of Docs., U.S. G.P.O., distributor
Sayfa sayısı yok · 1995
Mineral industries / Economic aspects / Software / Mines and mineral resources / Taxation
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