TY  - BOOK
AU  - Mann,A.P.
AU  - Brunstrom,C.K.
ED  - Association for Programmed Learning and Educational Technology
ED  - Association for Educational and Training Technology
ED  - Association for Programmed Learning and Educational Technology.
ED  - Educational Technology International Conference
TI  - Aspects of educational technology
U1  - 371.3944 
PY  - 1969///-1988
CY  - London
PB  - Pitman
KW  - Educational technology
KW  - Congresses
N1  - Published: Kogan Page, 1975-1978; London : Kogan Page ; New York : Nichols Pub., 1979-1988
ER  -