Sharma, S. R. <br/><br/>
Educational technology 
/ S. R. Sharma 
 - New Delhi :  Mohit Publications,  1998 
 - 202 p. 
<br/><br/>Evolution of the education film: 1900-1950;<br/>Educational radio: 1921-1950;<br/>Development of instructional design: 1950-1980;<br/>Educational broadcasting and educational technology: 1950-1980;<br/>Educational technology and the information society: 1950-1980<br/> 
<br/><br/><label>ISBN: </label>8174450777 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education-Technology
<br/><br/><label>Dewey Class. No.: </label>371.33  / S5313