01181nam0-22003851i-450-99000549314020331620010829120000.0000549314USA01000549314(ALEPH)000549314USA0100054931420010829d1997-------|0enac50------baengGB|||| |||||Natural resource economicsnotes and problemsJon M. Conrad and Colin W. ClarkCambridgeCambridge University Press1997231 p.22 cm.Risorse naturaliEconomiaFICambridge333.7Utilizzazione delle risorse naturali21CONRAD,John M.430957CLARK,Colin W.567858Cambridge University PressITSOL20120104990005493140203316DIP.TO SCIENZE ECONOMICHE - (SA)DS 300 333.7 CON9187 DISES300 333.7 CON9187 DISESBKDISES20121027USA01153220121027USA011613Natural resource economics1129147UNISAUSA9953