Levy, H. and Lessman, F. <br/><br/>
Finite difference equations   

 - New York  Dover  1992 
 - vii, 278p. Bibl. Index. 
<br/><br/> "Purchased under NBHM grant for the year 2002-2003"   
<br/><br/><label>ISBN: </label>0486672603 
<br/><br/><label>Dewey Class. No.: </label>515.35  / L668.FD