TY  - BOOK
AU  - Duggal, K.N.
TI  - Elements of Environmental Engineering
SN  - 8121915473
U1  - 628DUG 
PY  - 2012///
CY  - New Delhi
PB  - S.Chand
KW  - Environmental Engineering Buildings
KW  - Environmental Engineering
KW  - Sewage - Environmental Aspects
UR  - http://10.10.170.122:8080/browse/book/29371
ER  -