Gould, J. L., & Keeton, W. T. (1996). Biological science (6th ed.). W.W. Norton.
芝加哥风格引文Gould, James L., 与 William T. Keeton. Biological Science. 6th ed. New York: W.W. Norton, 1996.
MLA引文Gould, James L., 与 William T. Keeton. Biological Science. 6th ed. W.W. Norton, 1996.
警告：这些引文格式不一定是100％准确.