TY  - BOOK
AU  - Ghosh,Ahindra
AU  - Ray,Hem Shanker
TI  - Principles of extractive metallurgy
SN  - 9788122403220 (pbk.)
U1  - 669 
PY  - 1991///
CY  - New York, New Delhi
PB  - Wiley
KW  - Metallurgy
N1  - Includes bibliographical references and index
ER  -