Nagel, R.Kent <br/><br/>
Fundamentals of differential equations / 
R.Kent Nagel and Edward B. Saff;  with contribution by Aruthur David Snider. 
 - 4th ed. 
 - Reading. MA :  Addison. Wesley Pub.co,  c1996 
 - xx, 742 p.  23 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0201808757 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations<br/>Saff, Edward B.
<br/><br/><label>Dewey Class. No.: </label>515.35  / N149F 1996