Swan, Michael <br/><br/>
Basic english usage 

 - New York  ; Oxford University Press  , 1984 
 - Various pages 
<br/><br/><label>ISBN: </label>9780194311878  £3.75 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English<br/>English Language
<br/><br/><label>Dewey Class. No.: </label>420  / SWA