Swan, Michael <br/><br/>
Practical english usage    easier, faster reference     

 - 3rd ed. 
 - Oxford university press  New York  2005 
 - 658 p 
<br/><br/><label>ISBN: </label>9780194420983 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENGLISH
<br/><br/><label>LC Class. No.: </label>420 
<br/><br/><label>Dewey Class. No.: </label>420 SWA PE1106 .S94 2005 
<br/><br/><label>National Library of Medicine Call No.: </label>420