TY  - BOOK
AU  - A.S.G.De Zoysa 
AU  -  D.G.A.Prasaddeva
AU  -  W.M.V.P.Kurera 
TI  - Course of Study Leading to the Degree of Bachelor of Science: Mathematics for Chemistry Students-Level 3
U1  - 510 
CY  - Nawala
ER  -