TY  - BOOK
AU  - Saxena,J.
ED  - United States.
TI  - New approach to the preservation of contaminants in water samples
U1  - 620.0046 
PY  - 1979///
CY  - Washington
PB  - United States Government Printing Office
KW  - Preservation
KW  - Restoration
N1  - Cover title
ER  -