Yengoh, G. T., & Ardö, J. (2013). Crop Yield Gaps in Cameroon. Springer Netherlands.
シカゴスタイル引用形Yengoh, Genesis T., , Jonas Ardö. Crop Yield Gaps in Cameroon. Springer Netherlands, 2013.
MLA引用形式Yengoh, Genesis T., , Jonas Ardö. Crop Yield Gaps in Cameroon. Springer Netherlands, 2013.
警告: この引用は必ずしも正確ではありません.