Gregory, Paul R. <br/><br/>
Basic microeconomics / 
Paul R. Gregory, Roy J. Ruffin ; software prepared by Mark Doyle. 
 - Glenview, Ill. :  Scott, Foresman,  c1989. 
 - xxx, 445 p. :  ill. ;  28 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0673380432 
<br/><br/><label>LCCN: </label>88028345 //r89 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Microeconomics.
<br/><br/><label>LC Class. No.: </label>HB172  / .G74 1989 
<br/><br/><label>Dewey Class. No.: </label>338.5