Doff, Adrian <br/><br/>
Language in use :  Self-Study Workbook ; New edition / 
A. Doff ; Christopher,Jones. 
 - Cambridge :  Cambridge University Press,  2002. 
 - 96 p ;  30 cm +  1 cas 
<br/><br/><label>ISBN: </label>0-521-77405-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language