O'Connell, Sue. <br/><br/>
Focus on Advanced English C.A.E. : Revised and Updated / 
Sue O'Connell ; with additional grammar and listening material by Mark Foley and Russell Whitehead. 
 - Harlow :  Longman - Pearson Education,  2001. 
 - 239 s. ;  28 cm. 
<br/><br/><label>ISBN: </label>0582325692 
<br/><br/><label>Uniwersalna Klasyfikacja Dziesiętna: </label> 811.111(07)