TY  - BOOK
AU  - Kaul, S. N.
AU  - B.N. Rai
AU  - D.R. Saini
TI  - Environmental science and engineering : selected topics
SN  - 9788170358114
U1  - 577  
PY  - 2013///
CY  - New Delhi
PB  - Daya Publishing House
ER  -