Martin- Jones Marilyn Ed. <br/><br/>
Routledge handbook of multilingualism 

 - London, UK  Routledge   2012 
 - xxi, 562p. 
<br/><br/><br/>Special Edition, 2014 
<br/><br/><label>ISBN: </label>978-0-415-49647-6 
<br/><br/><label>Source: </label>Reference