TY  - BOOK
AU  - Sinha, R K;Sharma, N L
TI  - Mineral Economics
SN  - 8120403312
U1  - 553.9 SIN S 
PY  - 1986///
PB  - OXFORD & IBH PUBLISHING CO.PVT.LTD
KW  - Engineering and allied operations(620)
N1  - 3 ; and ; Economics ; Elements ; Haulage ; Machinery ; Mine ; Mineral ; Mining ; of ; Pumps ; Technology ; Vol. ; Winding
ER  -