Sociolinguistics and language learning / 
ed. by Sandra Lee McKay, Nancy H. Hornberger. 
 - 1st ed., 7th print. 
 - Cambridge :  Cambridge University Press,  1996. 
 - XII, 484 s. :  il. ;  23 cm. 
 - The Cambridge Applied Linguistics Series .
<br/><br/><label>ISBN: </label>0521484340