Open University D210 <br/><br/>
Introduction to economics course : block 3. Trade and exchange : units 6 & 7  [Books]. 
Open University. 
 - Milton Keynes  Open University  1985 
<br/><br/><label>ISBN: </label>0335122485  0.00 
<br/><br/><label>Subjects--Personal Names: </label><br/>Economics.
<br/><br/><label>Dewey Class. No.: </label>HB/171  / OPE