McCartthy, Michael <br/><br/>
Academic vocabularyin use 50 units of of academic vocabulary reference and practice Selfstudy and classroom use 

 - 1a edición 
 -  Cambridge University Press  2008 
<br/><br/><label>ISBN: </label>9780521689397 
<br/><br/><label>Dewey Class. No.: </label>420.7 M478a