Format:
3 v
,
23 cm
ISBN:
9231014234
Series Statement:
Educational methods and techniques 1
Note:
Prepared with the assistance of the International Council for Educational Media
,
Includes bibliographies
,
v. 1. Present status of research and trends -- v. 2. Cost and effectiveness -- v. 3. Cost and effectiveness overview and synthesis
,
Vol. 1-
Language:
English