Crystal, David  <br/><br/>
Language death David Crystal 

 - Cambridge   Cambridge University Press  2002 
<br/><br/><label>ISBN: </label>978 0 521 01271 3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LANGUAGE OBSOLESCENCE
<br/><br/><label>Dewey Class. No.: </label>417 7 CRY