Bhatnagar Suresh <br/><br/>
Shikshan adhigam ave vikas ke manovigyanik adhar 

 - Meerut, India  Layal Book Depot   1977 
 - 478p. 
<br/><br/><label>ISBN: </label>81-7169-429-2 (Set) 
<br/><br/><label>Source: </label>Reference