TY  - BOOK
AU  - Innis,Eric George
AU  - Marsden,E.
ED  - Heinemann Educational Books
TI  - Ordinary Level practical chemistry
SN  - 0435644661
U1  - 542 23
PY  - 1974///.
CY  - London: 
PB  - Heinemann Educational Books, 
KW  - Chemistry
ER  -