Abell, Martha L <br/><br/>
Modern differential equations 

 - 2nd ed 
 - Fort Worth  Harcourt College  2001 
 - xvi,610p.  HB  22cm. 
<br/><br/><label>ISBN: </label>0030287049 
<br/><br/><label>Dewey Class. No.: </label>515.35  / ABE