Sleeman, Phillip J. <br/><br/>
Instructional media and technology: A guide to accountable learning system 

 - New York  Longman  1979 
 - 374p.. 
<br/><br/><label>ISBN: </label> RS 285.00 
<br/><br/><label>Source: </label> RS 285.00 
<br/><br/><label>Dewey Class. No.: </label>371.3078 SLE