Ghosh,A. Principle 0f extrative metallurgy/ by Ahindra Ghosh and hem Shnkar Ray.- - New York: John Wiley &Sons, 1991. - xx,302p.: ill. 23cm Includes index ISBN: 0470218118 Source: B-15835 Subjects--Topical Terms: Metallurgy-extrative LC Class. No.: TN165 / .G46