Herren, R. V. (2007). The science of agriculture: A biological approach. Clifton Park, NY: Thomson/Delmar Learning.
シカゴスタイル引用形Herren, Ray V. The Science of Agriculture: A Biological Approach. Clifton Park, NY: Thomson/Delmar Learning, 2007.
MLA引用形式Herren, Ray V. The Science of Agriculture: A Biological Approach. Clifton Park, NY: Thomson/Delmar Learning, 2007.
警告: この引用は必ずしも正確ではありません.