Sinclair, Barbara. <br/><br/>
Activate your English :  intermediate self-study workbook / 
Barbara Sinclair 
 - Cambridge :  Cambridge University Press,  1996 
 - 50 p. :  ill., 1 map   30 cm. 
<br/><br/><label>ISBN: </label>0521484197 (pbk);0521484197 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language; Foreign speakers.--Textbooks for foreign speakers.
<br/><br/><label>Universal Decimal Class. No.: </label>371.9