Obach, B. K. (2015). Organic struggle: The movement for sustainable agriculture in the United States. The MIT Press.
芝加哥风格引文Obach, Brian K. Organic Struggle: The Movement for Sustainable Agriculture in the United States. Cambridge, Massachusetts ; London, England: The MIT Press, 2015.
MLA引文Obach, Brian K. Organic Struggle: The Movement for Sustainable Agriculture in the United States. The MIT Press, 2015.
警告：这些引文格式不一定是100％准确.