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

 -  Oxford university press  1997 
 - xxix; 654 p. 
<br/><br/><label>ISBN: </label>9780194421461 
<br/><br/><label>Subjects--Index Terms: </label>English language, grammar, usages 
<br/><br/><label>Dewey Class. No.: </label>425