Mangal, S.K. <br/><br/>
Essentials of educational technology / 
S.K Mangal, Uma Mangal 
 - New Delhi :  PHI,   2009. 
 - xxi, 812 p.  PB 
<br/><br/>1. Educational technology meaning, nature and scope<br/>2. Psychological bases for the use of hardware and software technologies<br/>3. Hardware instruction aids<br/>4. Software instructional aids 
<br/><br/><label>ISBN: </label>9788120337237 
<br/><br/><label>Subjects--Topical Terms: </label><br/>	 Educational technology -- India. Education, Elementary -- India -- Computer-assisted instruction. Education, Elementary -- Computer-assisted instruction.
<br/><br/><label>Dewey Class. No.: </label>371.335456  / MAN/E