To improve learning  : an evaluation of instructional technology  
edited by Sidney G. Tickton 
 - New York:  R. R. Bowker,  1971. 
 - x, 432p.  1 Vol 
<br/><br/> HB 
<br/><br/><br/>Eng 
<br/><br/><label>ISBN: </label>0835204626 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Learning<br/>Educational technology
<br/><br/><label>Dewey Class. No.: </label>370.78  / IMP