TY  - GEN
AU  - Sompal Singh 
TI  - Paryavaran adhyayan
SN  - 9789358776898
U1  - 363.7 
PY  - 2024///
CY  - New Delhi 
PB  - khel Sahitya Kendra
KW  - Environmental Science
N1  - Based on NEP-B.P.Ed
ER  -