Boyce, William E <br/><br/>
Elementary differential equations 

 - Ed. 7 
 - Singapore  John Wiley  2001 
 - xvi, 592p;  
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9814126500 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Boundary value problems<br/>Differential equations<br/>Mathematics