National Research Council (U.S.), & Committee on Sustainable Agriculture and the Environment in the Humid Tropics. (1993). Sustainable agriculture and the environment in the humid tropics. Washington, D.C: National Academy Press.
Trích dẫn kiểu ChicagoNational Research Council (U.S.), và Committee on Sustainable Agriculture and the Environment in the Humid Tropics. Sustainable Agriculture and the Environment in the Humid Tropics. Washington, D.C: National Academy Press, 1993.
MLA引文National Research Council (U.S.), và Committee on Sustainable Agriculture and the Environment in the Humid Tropics. Sustainable Agriculture and the Environment in the Humid Tropics. Washington, D.C: National Academy Press, 1993.
警告：這些引文格式不一定是100％准確.