O'Neill, Robert <br/><br/>
English works 2 : student's book 

 - Essex  Longman  1997 
 - 97 p.  il. 
<br/><br/><label>ISBN: </label>0582085403 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LENGUA INGLESA<br/>ENSEÑANZA DE LA LENGUA