TY  - BOOK
AU  - Ghosh, Ahindra 
AU  - Ray, Hem Shanker 
TI  - Principles of extractive metallurgy
SN  - 81-224-0322-0
U1  - 669 
PY  - 1991///
CY  - New Delhi
PB  - Wiley Eastern
KW  - Metallurgy
N1  - Includes index and appendix
ER  -