Biblioteca SEGEMAR

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World mineral statistics 1987-91 production, exports, imports comp. Lofty, G.J. [et. al.] - Keyworth, Nottingham British Geological Survey 1993 - 2 volumes (various pagings) 30 cm

Vol. 1 Metals and energy.
Vol. 2 Industrial minerals.

ISBN: 0852722311

Subjects--Topical Terms:
mineral
producción
estadística
industria metalúrgica

Universal Decimal Class. No.: 338:622