Unikar J J., & Pennock G. R <br/><br/>
Theory of Machines and Mechanisms SI Edition 4th  Textual Documents  
Unikar J J., & Pennock G. R 
 - 4th ED 
 -  Oxford University Press  2015 
 - 772 
<br/><br/><label>ISBN: </label>978-0-19-945416-7   
<br/><br/><label>Dewey Class. No.: </label>621.39