Eagles, P. F. J. (1984). The planning and management of environmentally sensitive areas. Longman.
芝加哥风格引文Eagles, Paul F. J. The Planning and Management of Environmentally Sensitive Areas. London: Longman, 1984.
MLA引文Eagles, Paul F. J. The Planning and Management of Environmentally Sensitive Areas. Longman, 1984.
警告：这些引文格式不一定是100％准确.