TY  - BOOK
AU  - Osborne,C.W.
ED  - Kogan Page
TI  - International yearbook of educational and training technology 1989
SN  - 1850917760
U1  - 371.3078 23
PY  - 1989///.
CY  - London: 
PB  - Kogan Page, 
KW  - Educational technology
ER  -