TY  - BOOK
AU  - Khudesia,V P
AU  - Khudesia,Ritu
TI  - Pragati's polution everywhere
SN  - 9788183983686
U1  - 363.73 21
PY  - 2007///
CY  - Meerut, India
PB  - Pragati prakashan
KW  - Environment polution
N1  - Includes Index
ER  -