Das, R.C. <br/><br/>
Educational technology : a basic text 
R.C. Das 
 - New Delhi  Sterling Publishers  c1993 
 - 242p.  24cm 
<br/><br/><label>ISBN: </label>8120715055 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational Technology<br/>Instructional Technology<br/>Educational technology 
<br/><br/><label>Dewey Class. No.: </label>371.3028  / DAS