Wijkman, A. (1984). Natural disasters: Acts of God or acts of man. International Institute for Environment and Development.
芝加哥风格引文Wijkman, Anders. Natural Disasters: Acts of God or Acts of Man. London: International Institute for Environment and Development, 1984.
MLA引文Wijkman, Anders. Natural Disasters: Acts of God or Acts of Man. International Institute for Environment and Development, 1984.
警告：这些引文格式不一定是100％准确.