O'Malley, Robert E <br/><br/>
Thinking about ordinary differential equations 

 - Cambridge  Cambridge University Press  1997 
 - x, 247p 
 - Cambridge texts in applied mathematics .
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>521557429 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations<br/>Mathematics<br/>Ordinary differential equations