Youdeowei, A., & Kwarteng, J. A. (1995). Development of training materials in agriculture: Acourse manual. West Africa Rice Development Association.
Chicago-viite (17. p.)Youdeowei, Anthony, ja Joseph A. Kwarteng. Development of Training Materials in Agriculture: Acourse Manual. Bouaké, Côte d'Ivoire: West Africa Rice Development Association, 1995.
MLA-viite (8. p.)Youdeowei, Anthony, ja Joseph A. Kwarteng. Development of Training Materials in Agriculture: Acourse Manual. West Africa Rice Development Association, 1995.
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