Swan, Michael <br/><br/>
The Cambridge English course ;  test-book / 
by Michael Swan and Catherine Walter 
 - Cambridge :  Cambridge University Press,  1984 
 - v. :  25 cm. 
<br/><br/><label>ISBN: </label>0521278651 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Study and teaching