Zill, Dennis G. <br/><br/>
Differential equations with boundary value problems / 
Dennis G. Zill. 
 - 9th ed. 
 - Australia :  Cengage Learning,  2013. 
 - x, 559 [70] p. :  ill. ;  25 cm. 
<br/><br/> Includes Index. 
<br/><br/><label>ISBN: </label>9781337559881 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations.