Walter , Cathering. <br/><br/>
Genuine  articles : authentic reading taxt for intermediate students of american english students book 

 - New York :  Cambridge University,  1994 
 - 85. 
<br/><br/><label>ISBN: </label>0521278007  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Standard English usage
<br/><br/><label>Dewey Class. No.: </label>428.64  / WAL