TY  - BOOK
AU  - Rao, B P
TI  - Paryavaran adhyayan ke aadhar
U1  - 910.13337 hP55;1 
PY  - 2005///
CY  - Gorakhpur
PB  - Vasundhara Prakashan
KW  - Environmental studies
KW  - Environment
ER  -