Simpson, B. (1968). Geological maps ([1st ed.].). Pergamon Press.
芝加哥风格引文Simpson, Brian. Geological Maps. [1st ed.]. Oxford ; New York: Pergamon Press, 1968.
MLA引文Simpson, Brian. Geological Maps. [1st ed.]. Pergamon Press, 1968.
警告：这些引文格式不一定是100％准确.