Jackson H.J. <br/><br/>
World trading systems 

 - 2nd 
 - Daryaganj  Satyam Books India        2012 
 - viii,441p  cm. 
<br/><br/><label>Standard No.: </label>41,766 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>X:5.1, Q2