Gregory, Paul R. <br/><br/>
Basic microeconomics / 
Paul R. Gregory, Roy J. Ruffin ; Software prepared Mark Doyle. 
 - Boston ;  Glenview ;  London :  Scott, Foresman and Co.,  1988. 
 - XXX, 445 p. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0-673-38043-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics