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Evaluation of the impact of Unicef-assisted water supply projects in Bale, Harerge, Shewa and Wello, Ethiopia : programme cycle 1980-1983 / Alula Abate...[et al.].
- Addis Ababa university. Institute of development research (IDR),
- 1986.
- Addis Ababa :
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Modelling of extensive livestock production systems : proceedings of the ILCA/ARO/CABO workshop held at ARO, Bet Dagan, Israel, 5-9 February 1985 / ed. by N. de Ridder...[et al.].
- International livestock centre for Africa (ILCA),
- 1986.
- Addis Ababa :
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Index des documents microfichés par l'équipe CIPEA/CRDI au Bénin / comp. par Negussie Akalework et Mekonnen Assefa.
- Centre international pour l'élevage en Afrique (CIPEA),
- 1986.
- Addis Ababa :