Proceedings of the East African Academy   vol. 111 , 1965 : third symposium held at the University  College Dar es Salaam , September , 1965  

 - Nairobi    East African Publishing House   1967 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science.
<br/><br/><label>Dewey Class. No.: </label>500.2 EAS