Aspects of educational technology - Mann, A. P.; Brunstrom, C. K.; Association for Programmed Learning and Educational Technology; Association for Educational and Training Technology; Association for Programmed Learning and Educational Technology. Conference; Educational Technology International Conference (London : Pitman, 1969)
Published: Kogan Page, 1975-1978; London : Kogan Page ; New York : Nichols Pub., 1979-1988
Keywords: Educational technology -- Congresses