Perko, Lawrence <br/><br/>
Differential equations and dynamical systems 

 - 3rd ed. 
 - New York  Springer  2001 
 - xiv, 555p.  26 cm PB 
 - Texts in Applied Mathematics .
<br/><br/><label>ISBN: </label>8181281837 
<br/><br/><label>Dewey Class. No.: </label>515.3  / PER