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  495 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential Equations<br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>515.35  / O'MA