TY  - BOOK
AU  - Sarfo, Kwaku Frederick
TI  - Educational Technology: Instrumental technology
SN  - 9964995202
AV  - LB 1028.5 .Sa7 2007
PY  - 2007///
CY  - Kumasi, Ghana
PB  - Wilas Press Limited
N1  - includes Reference
ER  -