[1] C. International Conference on the Organization of Research and Training in Africa in relation to the Study and F. Bourlière and H. Elliott, "The Organization, internal operation and programmes of services responsible for the scientific study of natural resources from the point of view of their conservation ," 1964.

International Conference on the Organization of Research and Training in Africa in relation to the Study, Conservation and Utilization of Natural Resources, Lagos, 1964 and Bourlière, F. and Elliott, H., "The Organization, internal operation and programmes of services responsible for the scientific study of natural resources from the point of view of their conservation ," 1964.

International Conference on the Organization of Research and Training in Africa in relation to the Study, C., Bourlière, F., Elliott, H., (1964). "The Organization, internal operation and programmes of services responsible for the scientific study of natural resources from the point of view of their conservation,"

International Conference on the Organization of Research and Training in Africa in relation to the Study, Conservation and Utilization of Natural Resources, Lagos, 1964, Bourlière, F., Elliott, H.. (1964). "The Organization, internal operation and programmes of services responsible for the scientific study of natural resources from the point of view of their conservation,"