Schlöenvoigt, A., Kass, D., Jiménez Otárola, F., Siles Calvo, J., & Chesney, P. E. (1999). Perspectives for organic crop production in the tropics (Número de registro.
シカゴスタイル引用形Schlöenvoigt, Andrea, Donald Kass, Francisco Jiménez Otárola, Jackeline Siles Calvo, , Patrick E. Chesney. Perspectives for Organic Crop Production in the Tropics (Número De Registro. 1999.
MLA引用形式Schlöenvoigt, Andrea, et al. Perspectives for Organic Crop Production in the Tropics (Número De Registro. 1999.
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