00952cam a22002774a 4500003001000000005001700010008004100027020001500068040002500083041000800108044000800116080001500124100003000139245003500169260007400204300002700278504003300305650003400338650003200372650003900404655002300443942001200466945002100478999001700499952015800516AR-SsjUIB20250710162849.0250429s1998    xxu           000 0 spa d  a0873351657  aAR-SsjUIBcAR-SsjUIB0 aspa  axxu  a338.23:6221 aRunge, Ian Charles91879810aMining economics and strategy.  aLittleton :bSociety form mining, metallurgy, and exploration,c1998.  a295 p. :bil. ;c28 cm  aBibliografía en p.277-282. 7aEconomía minera2lemb96490 7aIndustria minera2lemb9127 7aIngeniería de minas2lemb912190 7aLibro2unescot914  cLB2cdu  adbfid2005-10-04  c14565d14565  00102cdu4070aINGbINGd2005-06-28eCompra - C.C. Importacióng270.00iING.3774l0o338.23:622 RUNpING.3774r2025-07-10 00:00:00t1w2025-07-10yLB