Janson, Tore Tsonope, Joseph <br/><br/>
Birth of a national language : the history of Setswana 
Tore Janson and Joseph Tsonope 
 -  Heinemann Botswana Gaborone  1991  1991 
 - vi , 165 p. ; 21 cm. 
<br/><br/> Bibliography : p. 155-162  Includes index 
<br/><br/><label>ISBN: </label>0435916203 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language policy--P
<br/><br/><label>LC Class. No.: </label>P119.32.B55J3 1991