Lieberson, Stanley <br/><br/>
Language diversity and language contact. 

 - California  Stanford University Press  1981 
 - xiv,390p. 
 - Lang. Sc. and National Development Sr,16. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>P0Y1z7
<br/><br/><label>Dewey Class. No.: </label>P0Y1z7  / L1