TY  - BOOK
AU  - Okere, Mark
TI  - Physics educatio :  a  textbook of methods for physics teachers
SN  - 996690106x
AV  - LB 1028.35.O34 
PY  - 1996///
CY  - Njoro
PB  - Egerton univ EMC
KW  - Teaching -- Aids And Devices
ER  -