POHL,WALTER L. ECONOMIC GEOLOGY PRINCIPLES AND PRACTICE: METALS, MINERALS, COAL AND HYDROCARBONS -INTRODUCTION TO FORMATION AND SUSTAINABLE EXPLOITATION OF MINERAL DEPOSITS/ WALTER L. POHL - UK WILLY BLACKWELL 2005 - xii,663p.: ill.; includes bibliographic references and indexes ISBN: 9788126560240 Subjects--Topical Terms: geology economics LC Class. No.: TN260 / .P64 2005