TY  - BOOK
AU  - Ray,Hem Shanker
AU  - Sridhar, H S 
AU  -  Abraham,  K P
TI  - The extraction of non-ferrous metals
U1  - 669 23
PY  - 1985///
CY  - London
PB  - Temple Press
KW  - Nonferrous metals
KW  - Metallurgy
ER  -