TY  - BOOK
AU  - Jeffery, G.H Bassett, J 
TI  - Text book of quantitative chemical analysis 
SN  - 981-235-882-X 
U1  - 540 JEF  
PY  - 1989///
CY  - Long man scientific and technical 
PB  - New York 
KW  - CHEMISTRY
ER  -