Hornby , A.S. <br/><br/>
Oxford advanced learner's dictionary of current english 

 - 7th ed. 
 - Oxford  Oxford University Press  2009 
 - xii p. + 1780 + R117 
<br/><br/><label>ISBN: </label>0-19-4316651 
<br/><br/><label>Dewey Class. No.: </label>423 W423O