Tuckman, Howard P & Nas, Tevfik F <br/><br/>
Educational technology in developing countries  The allocation issues 

 - Chugh publications, Allahabad  1987 
 - xiv,249p 
<br/><br/><label>ISBN: </label>81-85076-23-5 
<br/><br/><label>Dewey Class. No.: </label>371.3 Tuc/Nas