Rubin, Joan,  1932- <br/><br/>
National bilingualism in Paraguay / 
Joan Rubin 
 - The Hague :  Mouton,  1968 
 - 136 p. :  ill. ;  26 cm. 
 - Janua linguarum. 60 Seriespractica; .
<br/><br/>Bibliography: p. 131-135. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bilingualism--Paraguay
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Paraguay--Languages<br/>Paraguay--Social conditions