Aggarwal,J. C. <br/><br/>
Theory and principles of Education 

 - 13th Ed. 
 - New Delhi  Vikas Publishing House  1995 
 - 518p.;ill,figure  25cm. 
<br/><br/><label>ISBN: </label>9788125938477 
<br/><br/><label>Dewey Class. No.: </label>370.1 AGG