TY  - BOOK
AU  - Twoli, Nicholas W.
TI  - Teaching Secondary School Chemistry: A textbook for chemistry teaching in developing countries
SN  - 9966704949
AV  - QD 40 .T85 2006 9211
PY  - 2006///
CY  - Nairobi 
PB  - Nehema Publishers 
KW  - Chemistry--study & teaching
ER  -