TY  - BOOK
AU  - Anderson, Richard
AU  - Chapman, Norman B.,ed.
TI  - Sample pretreatment and separation: analytical chemistry by open learning
T2  - Analyticla chemistry by open learning
SN  - 9788126517121
PY  - 2008///
CY  - New York 
PB  - John wiley & sons
KW  - Chemsitry, Analytic-Technique-Programmed instruction
KW  - Chemsitry, Analytic-Programmed instruction
ER  -