TY  - GEN
AU  - Munasiri , B.
AU  - Illeperuma , O.A.
AU  -  Fernando , J.N.O. 
TI  - Chemistry block 2 - part 2: inorganic chemistry
U1  - 546 
PY  - 1986///
CY  - Nugegoda
PB  - Open University
KW  - Chemistry
KW  - Inorganic Chemistry
ER  -