Eleventh meeting of the scientific council   .   

 - London :   Commission for Technical Co-operation in Africa South of the Sahara,   1962. 
 - v. ;    24 cm. 
 - Scientific Council for Africa South of the Sahara.  Publication ;   no.67 .
<br/><br/>  French and English. 
<br/><br/><label>Subjects--Corporate Names: </label><br/>Scientific Council for Africa South of the Sahara--------