Henderson,  J. Vernon <br/><br/>
Principles of economics /  
William Poole 
 -  c1991 
 - xxxii, 1235 pages :   illustrated ;   26 cm. 
<br/><br/> Includes glossary and index. 
<br/><br/><label>ISBN: </label>0669144916 
<br/><br/><label>Dewey Class. No.: </label>330