Boyce, Willam E. <br/><br/>
Elementry differential equations and boundary value problems   [Book] 
Willam E. Boyce. 
 - 3rd Ed. 
 -  John Wilay and sons, New York 
<br/><br/> All. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential Equations
<br/><br/><label>Dewey Class. No.: </label>515.35