TY  - BOOK
AU  - PAL,Jai
AU  - DESWAL,Surender Kumar
AU  - CHAUHAN,Ajay
AU  - KUMAR,Ajay
AU  - DIMPLE
TI  - Text book of Environmental Studies
SN  - 9789395082044
U1  - 624 PAE 
CY  - New Delhi
PB  - Bharat Publications
ER  -