National Research Council (U.S.). Committee on Sustainable Agriculture and the Environment in the Humid Tropics & ebrary, Inc. (1993). Sustainable agriculture and the environment in the humid tropics. National Academy Press.
芝加哥风格引文National Research Council (U.S.). Committee on Sustainable Agriculture and the Environment in the Humid Tropics 与 Inc ebrary. Sustainable Agriculture and the Environment in the Humid Tropics. Washington, D.C.: National Academy Press, 1993.
MLA引文National Research Council (U.S.). Committee on Sustainable Agriculture and the Environment in the Humid Tropics 与 Inc ebrary. Sustainable Agriculture and the Environment in the Humid Tropics. National Academy Press, 1993.
警告：这些引文格式不一定是100％准确.