TY  - GEN
AU  - Jitendra,Pandey
AU  - Sharma, Madhu Sudaan
TI  - Environmental science : Practical and field manual
SN  - 818688209X
U1  - 574.5 
PY  - 2003///
CY  - Bikaner
PB  - Yash Publishaing House
ER  -