Boyce, William E. <br/><br/>
Elementary Differential Equations and Boundary Value Problems 
/ by  William E. Boyce 
 - London:  John Wiley & Sons. Inc.;  1965. 
 - 533p. 
<br/><br/><label>ISBN: </label>000 
<br/><br/><label>Dewey Class. No.: </label>515.3  / BOY/E