Singh, Y.K.,  <br/><br/>
Educational technology :   teaching learning 

 - vi,328 pages :   illustrations ;   22 cm 
<br/><br/><label>ISBN: </label>9788131303610 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education
<br/><br/><label>Dewey Class. No.: </label>371.33