Rainville, Earl D. <br/><br/>
Elementary differential equations / 
Earl D. Rainville, Phillip E. Bedient. 
 - 6th ed. 
 - New York :  Macmillan,  c1981. 
 - xiv, 529 p. :  ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations.
<br/><br/><label>LC Class. No.: </label>QA371  / R159 1981