Aspects of educational technology : proceedings /
edited by Derick Unwin and John Leeham.
- London : Methune, 1967.
- [9], 545 p. : ill.
On spine : Loughborough Programmed Learning Conference , April, 1966.
Includes bibliographical refeences.
Programmed instruction--Congresses.
LB1028 .5 P727 1966