TY  - BOOK
AU  - Illeperuma, O. A. 
AU  - [et al.]
TI  - Chemistry: analytical chemistry - part II
U1  - 543 
PY  - 1988///
CY  - Nugegoda
PB  - Open University of Sri Lanka
N1  - Course of study leading to the degree of bachelor of science , level 4 PSU 2116 analytical chemistry - part II
ER  -