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

 - 1st ed. 
 -  Wiley,   [2001] 
 - ILL 
<br/><br/><label>ISBN: </label>9780471307891 0471307890 
<br/><br/><label>Dewey Class. No.: </label>515.3507