Aggarwal, J.C. <br/><br/>
Theory and principles of education.  [manuscript]. 

 - 13th ed. 
 - New Delhi, :  Vikas,  2010. 
 - x, 518 p. ;  24 cm. 
<br/><br/><label>ISBN: </label>9788125938477 (paperback) 
<br/><br/><label>LC Class. No.: </label>LB775.G22  / S55 1962