(2005). Soil fertility and fertilizers. New Jersey: Pearson Prentice Hall.
シカゴスタイル引用形Soil Fertility and Fertilizers. New Jersey: Pearson Prentice Hall, 2005.
MLA引用形式Soil Fertility and Fertilizers. New Jersey: Pearson Prentice Hall, 2005.
警告: この引用は必ずしも正確ではありません.