Aspects of educational technology :
Aspects of educational technology : the proceedings of the programmed learning conference, held at Loughborough, 15-18 april, 1966 /
edited by Derick Unwin and John Leedham
- 545 páginas
Enseñanza programada--Congresos
LB1028.5 / P76 1966
Enseñanza programada--Congresos
LB1028.5 / P76 1966