TY  - BOOK
AU  - Ashok Kumar  Jain
AU  - B.C.Punmia
TI  - Environmental Engineering  2
SN  - 8170080916
SN  - 6749
U1  - 628.4               
PY  - 2003///
CY  - New Delhi
PB  - LAXMI PUBLICATIONS P LTD
KW  - Environmental planning, Public health engineering628.4
ER  -