Ghosh, Ahindra Principles of extractive metallurgy / Ahindra Ghosh and Hem Shanker Ray - 2nd ed. - India New Age International Publishers 1984 - 302 p. ISBN: 9788122403220 Subjects--Topical Terms: Metallurgie extractive.Metallurgyᅠ Dewey Class. No.: 669 RAY-H