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

 - New York  Cambridge university press  1997 
 - x,247p. 
<br/><br/><label>ISBN: </label>9780521557429 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations<br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>515.35  / O'MA