TY  - BOOK
AU  - GuptA,P.K
TI  - Methods in Environmental Analysis Water Soil & Air/(Acc: 3137)
SN  - 8177543083
U1  - 333.7 GUP 22
PY  - 2007///]
CY  - India
PB  - Agrobias
KW  - Environment
ER  -