ebrary, Inc, & Canfield, M. R. (2011). Field notes on science & nature. Harvard University Press.
芝加哥风格引文ebrary, Inc, 与 Michael R. Canfield. Field Notes on Science & Nature. Cambridge, Mass.: Harvard University Press, 2011.
MLA引文ebrary, Inc, 与 Michael R. Canfield. Field Notes on Science & Nature. Harvard University Press, 2011.
警告：这些引文格式不一定是100％准确.