Essential Grammar in use. / Raimond Murphy 

 - 2 
 - Gran Bretaña: CAMBRIDGE UNIVERSITY PRESS 
 - 269 p.: il. 
<br/><br/><label>ISBN: </label>0-521-55927-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1. Ingles, gramatica delÌÌ
<br/><br/><label>LC Class. No.: </label>PE1128 M8 2000