TY  - BOOK
AU  - Kohli Poonam S
AU  - Koo Digumurthi
TI  - Our life our world:environment studies : social studies book 2
SN  - 9789389400816
U1  - 372.357 KOHO 
PY  - 1999///
CY  - Bangalore
KW  - EnvironmentEducation
ER  -