Swan, Michael. <br/><br/>
Practical English usage. 

 - 3rd ed. 
 - New Delhi :  Oxford University Press,  2010. 
 - xxx, 653 p.  25 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>019567989X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language
<br/><br/><label>Dewey Class. No.: </label>428 SWA