Douglas, I. (2012). Cities: An environmental history. I.B. Tauris.
芝加哥风格引文Douglas, Ian. Cities: An Environmental History. London ; New York: I.B. Tauris, 2012.
MLA引文Douglas, Ian. Cities: An Environmental History. I.B. Tauris, 2012.
警告：这些引文格式不一定是100％准确.