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ECA training programme and training information notice / United Nations, Economic Commission for Africa = Programme de formation de la CEA et notice sur la formation / Nations Unies, Commission economique pour l'afrique.
- 378.025 E111 1994 Dec
- The Commission,
- Addis Ababa, Ethiopia :
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Livestock And Sustainable Nutrient Cucling In Mixed Farming Systems Of Sub-Saharan Africa : Conference Summary / J.M. Powell , S.Fernandez-Rivera , T.O.Williams and C.Renard.
- International livestock centre for Africa,
- 1993.
- Addis Ababa, Ethiopia :