Certificate in Advanced English :  Handbook for teachers for examinations from December 2008 / 
University of Cambridge. ESOL Examinations. 
 - Cambridge :  University of Cambridge,  2008. 
 - 96 p. :  ill. ;  30 cm. 
<br/><br/><label>ISBN: </label>978-1-906438-47-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Languages ​​of the World