Rao, Singiresu S. <br/><br/>
Mechanical vibrations / 
Rao, Singiresu S. 
 - 4th ed. 
 - New Delhi:  Pearson Education,  2007. 
 - 1108p.;24cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>8177588745 
<br/><br/><label>Dewey Class. No.: </label>621.382 RAO