Swan, Michael <br/><br/>
Practical English usage :  New international student's edition / 
Michael Swan. 
 - 3rd ed. 
 - Oxford :  Oxford University Press,  2005. 
 - xxix, 653 p. 
<br/><br/> On the cover : Easier, faster reference 
<br/><br/><label>ISBN: </label>0194420965 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Usage<br/>English language--Textbooks for foreign speakers