"Henderson, J.V." <br/><br/>
Principles of economics / 
J.V. Henderson 
 -  "D.C.Heath,"  1991 
 - 123p. 
<br/><br/><label>ISBN: </label>0-669-14491-6 
<br/><br/><label>Subjects--Index Terms: </label>Economics 
<br/><br/><label>Dewey Class. No.: </label>330  / HEN