Sinclair, Barbara <br/><br/>
Activate your English :  pre-intermediate coursebook / 
Barbara Sinclair 
 - Cambridge, U.K:  Cambridge University Press,  1995 
 - 88 p.:  ill.;  30 cm. 
<br/><br/><label>ISBN: </label>0521425689 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Study and teaching--Foreign speakers<br/>English language--Spoken English