Dalby, S. (2009). Security and environmental change. Cambridge: Polity.
Trích dẫn kiểu ChicagoDalby, Simon. Security and Environmental Change. Cambridge: Polity, 2009.
MLA引文Dalby, Simon. Security and Environmental Change. Cambridge: Polity, 2009.
警告：这些引文格式不一定是100％准确.