The ecology of man in the tropical environment :  L'Ecologie de l'homme dans le milieu tropical / 
published with the assistance of the Government of Kenya and UNESCO. 
 - Morges, Switzerland,  1964. 
 - Its Proceedings and papers of the 9th technical meeting, Nairobi ;  1963 .
<br/><br/> IUCN Publications new series, no. 4.  In English and French.