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3
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Sustainable agriculture and economic development in Nigeria : proceedings... / ed. Anthony E. Ikpi and Joseph K. Olayemi.
- Winrock international institute for agricultural development,
- 1995.
- Arlington, VA :
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Raising chickens and ducks / comp. by Harlan H.D. Attfield ; ill. by Joseph Layne and Marina Maspero.
- VITA,
- 1990.
- Arlington, VA :
-
Strategies for linking water and sanitation programs to child survival / by Emmanuel Joseph...[et al.].
- Water and sanitation for health project,
- 1990.
- Arlington, VA :