TY  - BOOK
AU  - Gupta, P.K.
TI  - Methods in enviromental analysis water soil and air
SN  - 9788177543087
U1  - 631.7 G 93 M 
PY  - 2007///
CY  - Jodhpur
PB  - Agrobios
KW  - Soil Water
ER  -