Michael Swan <br/><br/>
Practical english usage 

 - Hong Kong  Oxford university press  1980 
 - 639 p 
<br/><br/><label>ISBN: </label>0-19-442124-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hong Kong
<br/><br/><label>LC Class. No.: </label>PE1106.S94