The handbook of bilingualism / 
edited by Tej K. Bhatia and William C. Ritchie. 
 - Malden, MA, USA :  Blackwell Pub.,  2006. 
 - xv, 884 p. :  ill., maps ;  25 cm. 
<br/><br/>Includes bibliographical references  and index. 
<br/><br/><label>LCCN: </label>2006-280223 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>013301737  Uk 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bilingualism.
<br/><br/><label>Subjects--Index Terms: </label>Ngôn ngữ học xã hội Song ngữ 
<br/><br/><label>LC Class. No.: </label>P115  / .H365 2006 
<br/><br/><label>Dewey Class. No.: </label>306.446  / HAN 2006