SPOLSKY, Bernard <br/><br/>
Language management/ 
Bernard Spolsky 
 - Cambridge UK :  Cambridge University Press,  2009 
 - x , 308 p 
<br/><br/> Includes bibliographical reference and Index 
<br/><br/><label>ISBN: </label>9780521735971 (pbk) :  BND 65.83 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LANGUAGE<br/>SOCIOLINGUISTICS<br/>LANGUAGE AND LANGUAGES--VARIATION