Elaydi, Saber,  1943- <br/><br/>
An introduction to difference equations / 
Saber N. Elaydi. 
 - 2nd ed. 
 -  Springer,  c1999. 
 - xviii, 427 p. :  ill. ;  24 cm. 
 - Undergraduate texts in mathematics .
<br/><br/>Includes bibliographical references ( p. [415]-419) and index. 
<br/><br/><label>ISBN: </label>0387988300  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Difference equations.
<br/><br/><label>Dewey Class. No.: </label>515/.625 
<br/><br/><label>Universal Decimal Class. No.: </label>517.91