Lick, Wilbert J. <br/><br/>
Difference equations from differential equations / 
W. J. Lick 
 - Berlin :  Springer-Verlag,  1989 
 - 282 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0387507396 
<br/><br/><label>LCCN: </label>89-004157 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential--difference equations