Spiegal, Murrary R <br/><br/>
Schaum's outline of theory and problems of calculus of finite differences and difference equations 

 - 
 - New York  McGraw-Hill  1971 
 - vi,259p.   
<br/><br/>   
<br/><br/><label>ISBN: </label>
<br/><br/><label>ISSN: </label>
<br/><br/><label>Subjects--Index Terms: </label>Differential equations  Functional equations 
<br/><br/><label>Dewey Class. No.: </label>519.91