333.736096
U58O
           Breman, Henk
               Opportunities and constraints for sustainable development in semi arid Africa \ Henk Breman - New York : United Nations, 1995.
               iii, 23p. - UNU/INTECH Working paper; no. 18 .
                ISBN: 92-9141-017-9

C5383
                Subjects: Sustainable development-Africa; Arid regions-Africa; Agriculture-Africa.