TY  - BOOK
AU  - Thakur, Dr. Vidya
TI  - Textbook of Environmental Science
SN  - 9788172337551
U1  - 363.7 
PY  - 2012///
CY  - Jodhpur
PB  - Scientific Publishers
KW  - Social problems and services
KW  - Social sciences
KW  - Environmental sciences
ER  -