TY  - BOOK
AU  - Dhar,B.B.
TI  - Mining & environment / (Acc. 4182)
SN  - 8176481483
U1  - 333.7 DHA 22
PY  - 2000///
CY  - New Delhi
PB  - A.P.H. Pub. Corp.
KW  - Mineral industries
ER  -