Transactions of the Symposium on Science Policy and Research Administration in Africa, Yaounde', Cameroon, 1967. (1969). The promotion of scientific activity in tropical Africa. Unesco.
Chicago-viite (17. p.)Transactions of the Symposium on Science Policy and Research Administration in Africa, Yaounde', Cameroon, 1967. The Promotion of Scientific Activity in Tropical Africa. Paris: Unesco, 1969.
MLA-viite (9. p.)Transactions of the Symposium on Science Policy and Research Administration in Africa, Yaounde', Cameroon, 1967. The Promotion of Scientific Activity in Tropical Africa. Unesco, 1969.
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