TY  - BOOK
AU  - Berman, Henk
TI  - Opportunities and constraints for sustainable development in semi-Arid Africa
T2  - UNU/INTECH working group paper
PY  - 1995///
CY  - Netherlands: 
PB  - The United Nations University, 
KW  - Geography
KW  - Agriculture
KW  - Exploiter pays
ER  -