Economic geology :
Prasad, Umeshwar
Economic geology : economic mineral deposits / Umeshwar Prasad. - 2nd edition. - New Delhi : CBS Publishers & Distributors, 2000. - xvi, 319 p. ; 22 cm.
8123904606
Economic geology
Economic geology Economic mineral deposits
553
Economic geology : economic mineral deposits / Umeshwar Prasad. - 2nd edition. - New Delhi : CBS Publishers & Distributors, 2000. - xvi, 319 p. ; 22 cm.
8123904606
Economic geology
Economic geology Economic mineral deposits
553