Zill, Dennis G. <br/><br/>
A first course in differential equations with modeling applications 
Dennis G. Zill 
 - 7th ed 
 - USA  Books/Cole     c2001. 
 - Various Pages 
<br/><br/><label>ISBN: </label>0534379990 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations--General
<br/><br/><label>Dewey Class. No.: </label>515.35  ZIL