To Improve Learning: An Evaluation of Instructional Technology 

 - New York:  R R Bowker,  1971. 
 - x, 1096p.;  26cm 
<br/><br/><label>ISBN: </label>0 8352 0463 4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>School Education<br/>Learning
<br/><br/><label>Dewey Class. No.: </label>371.3  / IMP