Youdeowei, A., & Kwarteng, J. A. (1995). Development of training materials in agriculture: Acourse manual. West Africa Rice Development Association.
Cita Chicago (17th ed.)Youdeowei, Anthony, i Joseph A. Kwarteng. Development of Training Materials in Agriculture: Acourse Manual. Bouaké, Côte d'Ivoire: West Africa Rice Development Association, 1995.
Cita MLA (8th ed.)Youdeowei, Anthony, i Joseph A. Kwarteng. Development of Training Materials in Agriculture: Acourse Manual. West Africa Rice Development Association, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.