Goldberg, Samuel,  1925- <br/><br/>
Introduction to difference equations :  with illustrative examples from economics, psychology, and sociology / 
 Introduction to difference equations. 
Samuel Goldberg. 
 - New York :  John Wiley & Sons,  1958. 
 - 260 p. :  24 cm. 
<br/><br/>Includes index. Bibliography : p. 246-247. 
<br/><br/><label>ISBN: </label>0471310514 
<br/><br/><label>LCCN: </label>58-010223 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Difference equations.<br/>Social sciences--Mathematical models.