Nagle, R. Kent, <br/><br/>
Fundamentals of differential equations / 
R. Kent Nagle, Edward B. Saff. 
 - xiv, 624, [32] pages :  illustrations ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0805368108  Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations.