Cain, M. L., Bowman, W. D., & Hacker, S. D. (2011). Ecology (2nd ed.). Sinauer Associates.
芝加哥风格引文Cain, Michael L., William D. Bowman, 与 Sally D. Hacker. Ecology. 2nd ed. Sunderland, Mass.: Sinauer Associates, 2011.
MLA引文Cain, Michael L., et al. Ecology. 2nd ed. Sinauer Associates, 2011.
警告：这些引文格式不一定是100％准确.