TY  - BOOK
AU  - Debi, Aloka
TI  - Environmental Science and Engineering
SN  - 9788173716089
U1  - 363.70015 
PY  - 2009///
CY  - Hyderabad
PB  - Universities Press
KW  -  Social sciences
KW  - Social problems and social services 
KW  - Other social problems and services
KW  - Environmental problems 
ER  -