TY  - BOOK
AU  - C.B.I.P
TI  - INTERNATIONAL SYMPOSIUM TUNNELING FOR WATER RESOURCES AND P.P
U1  - 628 
PY  - 1988///
CY  - NEW DELHI
PB  - OXFORD & I B H-2
KW  - "Environmental engineering,Sanitary and Muncipal Engg,Impact assessment"
ER  -