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CCTA/IUCN symposium on the conservation of nature and natural resources in modern African states (in collaboration with the FAO and UNESCO), Arusha, Tanganyika, 5-12 September 1961 / contrib. by D.F. Lovemore...[et al.].
- 86
- Commission for technical cooperation in Africa South of the Sahara,
- 1962.
- Lagos [etc.] :
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Colloque CCTA/FAO sur les céréales des zones de savane (Dakar, 29 août au 4 septembre 1962)
- 86
- CCTA/CSA,
- 1962.
- Lagos [etc.] :