TY  - BOOK
AU  - DAS.R.C
TI  - ENVIRONMENTAL SCIENCE PRINCIPLES AND PRACTICE
T2  - P734
SN  - 97988120333307
U1  -  628 DAS 
PY  - 2008///
CY  - India
PB  - PHI
KW  - Civil Engineering
N1  - PAI&SONS
ER  -