RUFFIN, ROY  <br/><br/>
PRINCIPLES OF ECONOMICS 
ROY J. RUFFIN;PAUL R. GREGORY 
 - ENGLAND;LONDON  FORESMAN AND COMPANY  1938 
 - 798 Pages 
<br/><br/><label>ISBN: </label>673155080 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PRINCIPLES OF ECONOMICS
<br/><br/><label>Dewey Class. No.: </label>330  / Rup