Preston, Dennis Richard. <br/><br/>
Sociolingüistic and Second Language Acquisition 

 - XV, 306 p. 
<br/><br/> BIBLIOTECA: UACH-FFYL 
<br/><br/><label>ISBN: </label>0-631-15247-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adquisición aspectos sociolingüísticos
<br/><br/><label>Dewey Class. No.: </label>306.44  / PRE 1989