Encyclopaedia of Southern Africa / 
compiled and edited by Eric Rosenthal 
 - 6th ed. 
 - London :  Frederick Warne,  1973 
 - 662 p. :  ill. ;  20 cm. 
<br/><br/><label>ISBN: </label>0723214875 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Africa, Southern--Encyclopedias and dictionaries