Editore: United States Geological Survey/USGS/Government Printing Office/GPO, Washington, DC, 1981
Da: Robert Gavora, Fine & Rare Books, ABAA, Talent, OR, U.S.A.
Soft cover. Condizione: Near Fine. A discussion of the use and limitations of copper resource data for production estimates, trends, and forecasts. 20 pages with graphs, tables and references. Bound in original illustrated gray and black stiff paper covers. A near fine copy. Book.