McConnel, Campbell R. <br/><br/>
Economics  principles problems and policies / 
Campbell R. McConnel 
 - 9th ed 
 - New York  McGraw - Hill  1984 
 - p. 
<br/><br/><label>ISBN: </label>0070449449 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics