Berry, Roger. <br/><br/>
Collins COBUILD English guides. 

 - London :  HarperCollins,  1993. 
 - viii, 120 p. :  ill., maps ;  18 cm. 
<br/><br/> On title page: University of Birmingham. 
<br/><br/>3. Articles / Roger Berry. 
<br/><br/><label>ISBN: </label>0003705617 (pbk) 9780003705614 (pbk) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Grammar<br/>English language--Article.
<br/><br/><label>Dewey Class. No.: </label>428.2