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2
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Rural poverty alleviation : the case of Ethiopia / Tegegne Teka and Tennassie Nichola.
- Addis Ababa university. Institute of development research (IDR),
- 1983.
- Addis Ababa :
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Agricultural research and extension in Ethiopia : the state of the art / Tennassie Nichola.
- Addis Ababa university. Institute of development research (IDR),
- 1985.
- Addis Ababa :