Berra, T. M. (2009). Charles Darwin: The concise story of an extraordinary man. Johns Hopkins University Press.
芝加哥风格引文Berra, Tim M. Charles Darwin: The Concise Story of an Extraordinary Man. Baltimore, Md.: Johns Hopkins University Press, 2009.
MLA引文Berra, Tim M. Charles Darwin: The Concise Story of an Extraordinary Man. Johns Hopkins University Press, 2009.
警告：这些引文格式不一定是100％准确.