Singh, Arun Kumar <br/><br/>
Audogik avm sangathanatmak manovigyan (Hindi) 

 - Patna  Bharti Bhawan  2003 
<br/><br/><label>ISBN: </label>81-7709-546-3 
<br/><br/><label>Dewey Class. No.: </label>158.3 SA:A