Boyce, William E. <br/><br/>
Elementary differential equations and boundary value problems 

 - 3rd 
 - New York  John Wiley & Sons  1977 
 - 582 
<br/><br/><label>ISBN: </label>0-471-83180-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations
<br/><br/><label>LC Class. No.: </label>C 515.35 B692e 1977