Graves, George. <br/><br/>
IB Economics :  Paper 3 : Numerical questions practice questions with answers / 
by George Graves. 
 - 1st ed. 
 - Oxford :  OSC,  2012. 
 - 68p ;  30 cm. 
 - OSCIB revision guides .
<br/><br/><br/>English. 
<br/><br/><label>ISBN: </label>1907374310 9781907374319 
<br/><br/><label>Subjects--Topical Terms: </label><br/>IB programme--Economics.<br/>Economics--IB.
<br/><br/><label>Dewey Class. No.: </label>330 GRA