Spiegel Murray R <br/><br/>
Schaum' s outline of theory and problems of calculus of finite differences and difference equations. 

 -  1971 
<br/><br/><label>Standard No.: </label>123230 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B41, L1