Edwards,  Jr.  C. H. <br/><br/>
Differential Equations and Boundary Value Problems 

 -  Prentice Hall Int’l  c1996 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0135182263 
<br/><br/><label>Dewey Class. No.: </label>515.35 Ed9