Copland, J. W. (1987). Draught animal power for production. Caberra: Australian center for international agriculture research.
シカゴスタイル引用形Copland, J. W. Draught Animal Power for Production. Caberra: Australian center for international agriculture research, 1987.
MLA引用形式Copland, J. W. Draught Animal Power for Production. Caberra: Australian center for international agriculture research, 1987.
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