(1987). Diagnosis, design and analysis in farming systems research and extension. Florida: FSSP.
シカゴスタイル引用形Diagnosis, Design and Analysis in Farming Systems Research and Extension. Florida: FSSP, 1987.
MLA引用形式Diagnosis, Design and Analysis in Farming Systems Research and Extension. Florida: FSSP, 1987.
警告: この引用は必ずしも正確ではありません.