To Improve Learning: An Evaluation Of Instructional Technology Volume I 

 - New York:  R.R.Bowker Company,  1970. 
 - vii,440p.;  26cm 
<br/><br/><label>ISBN: </label>0835204626 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Schools and their activities; special education
<br/><br/><label>Dewey Class. No.: </label>371.3028  / IMP