Rainville, Earl D. <br/><br/>
Elementary differential equations/ 
Earl D. Rainville and Philip E. Bedient. 
 - SEVENTH EDITION 
 - New York:  Macmillan Publishing Company,  © 1989. 
 - xiii, 546 pages:  illustrations;  22 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>971-1055-52 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations
<br/><br/><label>Dewey Class. No.: </label>DC 515.35  / R13