Cooper, Robert Leon,  1931- <br/><br/>
Language planning and social change / 
Robert L. Cooper. 
 - Cambridge :  Cambridge University Press,  1989. 
 - viii, 216 p. :  ill. 
<br/><br/><label>ISBN: </label>0521336414  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language planning.<br/>Social change.