Boyce, William E. <br/><br/>
Elementary differential equations and boundary value problems / 
William E. Boyce and Richard C. Di Prima. 
 - New York :  John Wiley,  1965. 
 - xvi, 485 p. : 
<br/><br/><label>ISBN: </label>628 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations.
<br/><br/><label>Dewey Class. No.: </label>515.35  / El