Sigurdsson, H. (2000). Encyclopedia of volcanoes. Academic Press.
芝加哥风格引文Sigurdsson, Haraldur. Encyclopedia of Volcanoes. San Diego, California USA: Academic Press, 2000.
MLA引文Sigurdsson, Haraldur. Encyclopedia of Volcanoes. Academic Press, 2000.
警告：这些引文格式不一定是100％准确.