Henderson, J. Vernon <br/><br/>
Principles of economics :  student workbook / 
J. Vernon Henderson and William Poole 
 - Lexington :  D. C. Heath,  c1991. 
 - xxxii, 1235 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0669144916 
<br/><br/><label>LCCN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>LC Class. No.: </label>HB171.5  / .H46 1991