Bansrao, Charanjeet Singh <br/><br/>
A treatise on perpetual motion of second kind 

 - Chandigarh  Unistar books  2012 
 - 59p. 
<br/><br/><label>ISBN: </label>9789381832059 
<br/><br/><label>Dewey Class. No.: </label>536.71 B227T