TY  - GEN
AU  - Singh, Vinay Kumar
TI  - Paryaavaran Adhyayan: पर्यावरण अध्ययन
SN  - 9789387305250
U1  - 910.13337 
CY  - Delhi
PB  - Mount Hill Publishing Company
KW  - Geography
N1  - Includes bibliography
ER  -