ebrary, Inc, & Forum on Sustainable Agriculture and Natural Resource Management. (1991). Toward sustainability: A plan for collaborative research on agriculture and natural resource management. National Academy Press.
芝加哥风格引文ebrary, Inc, 与 Forum on Sustainable Agriculture and Natural Resource Management. Toward Sustainability: A Plan for Collaborative Research on Agriculture and Natural Resource Management. Washington, D.C.: National Academy Press, 1991.
MLA引文ebrary, Inc, 与 Forum on Sustainable Agriculture and Natural Resource Management. Toward Sustainability: A Plan for Collaborative Research on Agriculture and Natural Resource Management. National Academy Press, 1991.
警告：这些引文格式不一定是100％准确.