Wright, Warren S. <br/><br/>
Differential Equations:  with boundary-value problems  

 - 3rd Ed. 
 - U.S.A  PWS Publishing company,  1993 
 - 232p  
<br/><br/> Includes Appendix. 
<br/><br/><label>ISBN: </label>0534931596 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics 
<br/><br/><label>Dewey Class. No.: </label>515.35  / WRI-D