Harris, Deverle P. Mineral resources appraisal : mineral endowment, resources, and potential supply : concepts, methods and cases / DeVerle P. Harris. - Oxford : Oxford University Press, 1984. - xv, 445 p. : ill. - Oxford geological sciences series . ISBN: 0198544561 $59.00 Subjects--Topical Terms: Mines and mineral resources.Mine valuation. LC Class. No.: TN263 / .H28 1984 Dewey Class. No.: 622.1�19