P.L.Ballaney <br/><br/>
Theory of Machines and Mechanisms 
Ballaney,  P.L 
 - 25th ed 
 - New Delhi  Khanna  c2011 
<br/><br/><label>ISBN: </label>978-8174091222  375 
<br/><br/><label>Dewey Class. No.: </label>621.8  / B188