Copeland, Douglas W. <br/><br/>
Economics :  study guide / 
By Douglas W. Copeland. 
 - Boston, Mass. :  Houghton Mifflin,  1986. 
 - 302 p. 
<br/><br/><label>ISBN: </label>0395416671 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics.