Rainville, Earl D. <br/><br/>
Elementary differential equations / 
Earl D. Rainville, Phillip E. Bedient. 
 - 6th edition. 
 - New York :  MacMillan Publishing Company, Incorporated,  c1980. 
 - xiv, 529 pages ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9711055120 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations.