Goldberg, Samuel,  1925- <br/><br/>
Introduction to difference equations :  with illustrative examples from economics, psychology, and sociology / 
Samuel Goldberg. 
 - New York :  Dover Publications,  1986. 
 - xii, 260 p. ;  22 cm. 
<br/><br/>Includes Bibliography and index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Difference equations.
<br/><br/><label>Dewey Class. No.: </label>515.625  / GOI 1967