Wallwork, J. F. <br/><br/>
Languaje and people 

 - VIII, 173 p. 
<br/><br/> BIBLIOTECA: UACH-FFYL 
<br/><br/><label>ISBN: </label>0-435-10918-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociolinguistica
<br/><br/><label>Dewey Class. No.: </label>306.44  / WAL 1978