Holgate, H C F Syrett, W W <br/><br/>
Exchange arithmetic 

 - 6th ed. 
 - London  Pitman paperbacks  1970 
 - ix, 141p.; 20cm. 
 - Pitman paperbacks series .
<br/><br/><label>ISBN: </label>273360213 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Currency exchange<br/>Currency rates<br/>Economics - exchange currency<br/>Exchage arithmetic<br/>Exchange operating