TY  - BOOK
AU  - K.k. Singh, Asha Juwarkar, A.K. Singh , Alka Tomar
TI  - Air, Water and  Soil Pollucation
SN  - 9788127240196
U1  - 631.7   S 643 A 
PY  - 2016///
CY  - New Delhi
PB  - Kalyani Publication
ER  -