TY  - BOOK
AU  - Singh , V.P.   .
TI  - Toxic metals and environmental issues / 
SN  - 81-7625-549-1
U1  - E191:(G:55) 
PY  - 2005///
CY  - New Delhi : 
PB  - Sarup & Sons , 
KW  - Chemistry
ER  -