TY  - BOOK
AU  - H.S. ROY
TI  - EXTRACTION OF NONFERROUS METALS
SN  - 8185095639
U1  - 669/ROY/EXT 
PY  - 2015///
CY  - NEW DELHI
PB  - AFFLIATED EAST-WEST PRESS PVT. LTD.
KW  - CHEMICAL & RELATED TECHNOLOGY
KW  - METALLURGY
ER  -