TY  - BOOK
AU  - Jones W I
AU  - Egli Roberto
TI  - Farming systems in Africa: the great lakes highlands of Zaire, Rwanda and Burundi
U1  - 630(67) 
PY  - 1984///
CY  - Washington
PB  - World Bank
KW  - Africa
KW  - Agriculture
KW  - Farming systems
ER  -