TY  - BOOK
AU  - Purohit, S. S. and others,
TI  - Environmental Sciences : A New Approach
SN  - 8177542109
U1  - 363 
PY  - 2012///
CY  - Jodhpur
PB  - Agrobios (India)
KW  - Environmental Sciences
KW  - Other social problems & services
ER  -