Doff, Adrian and Jones, Christopher <br/><br/>
Language in Use 
Upper-Intermediate 
 - United Kingdom  Cambridge University Press  1997 
 - 130 
<br/><br/><label>ISBN: </label>9780521555470 
<br/><br/><label>Publisher. No.: </label> Edumax 
<br/><br/><label>Subjects--Personal Names: </label> English 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English