Sharma, P D <br/><br/>
Gati vigyan ka yantrik vishleshan 

 - New Delhi  Friends Publications  2010 
 - 205 p. 
<br/><br/> 4541 22/12/2013 5623 30/12/2013 Main Budget 
<br/><br/><label>ISBN: </label> RS695 
<br/><br/><label>Dewey Class. No.: </label>796.076137 S23G