Zill, Dennis G. <br/><br/>
A  first course in differential equations with modelling applications 

 - 11th ed. 
 - UK  Cengage  2018 
<br/><br/><label>ISBN: </label>9789353502539 
<br/><br/><label>Dewey Class. No.: </label>515.35  / T18 ZIL