Rainville, Earl D. <br/><br/>
Elementary differential equations. 
Earl D. Rainville and Phillip E. Bedient 
 - 7th edition 
 - xiii, 546p.  (np)  22cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>971105552x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations