Sustainable settlement and development of the onchocerciasis control programme area : proceedings of a ministerial meeting / ed. by John Elder ; Laura Cooley
- Washington, Estados Unidos The World Bank 1995
- 165 p. 27 cm.
- 1614 ; 310 .
0-8213-3515-4
AGRICULTURA - AFRICA - ASPECTOS ECONOMICOS MIGRACION INTERNA - AFRICA ONCOCERCOSIS