Williamson, Richard E <br/><br/>
Introduction to differential equations and dynamical systems 

 - New York  McGraw-Hill  1997 
 - xiii, 690p.  
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>71148566 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations<br/>Dynamical systems