TY  - BOOK
AU  - Ray, H. S.
AU  - Sridhar, H. S.
AU  - Abraham, K. P. 
TI  - Extraction of nonferrous metals
U1  - 669 
PY  - 1985///
CY  - New Delhi
PB  - Affiliated East-West Press
KW  - Metallurgy
ER  -