Buck, R. Creighton. <br/><br/>
Introduction to Differential Equations / 
R. Creighton Buck  in collaboration with Ellen F. Buch & Donald P. Buck. 
 - 180 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0395206537 
<br/><br/><label>Dewey Class. No.: </label>515.35  / BUC