The vegetation of Africa : a descriptive memoir to accompany the Unesco/AETFAT/UNSO vegetation map of Africa 1983 White, F. (Frank) |
Conservation of vegetation in Africa south of the Sahara : proceedings of a symposium held at the 6th plenary meeting of AETFAT in Uppsala, Sept. 12-16 1966 1968 Hedberg, Inga | Hedberg, Olov |
