PERKO,LAWRENCE <br/><br/>
DIFFERENTIAL EQUATIONS AND DYNAMICAL SYSTEMS  

 - 3 ed. 
 - NEWYORK INC.  SPRINGER PUB  2014 
 - XI-555 
<br/><br/><label>ISBN: </label>9788181281838 
<br/><br/><label>Dewey Class. No.: </label>515.35 PER