Denning, K. M., Kessler, B., & Leben, W. R. (2006). English vocabulary elements (2nd ed.). Oxford University Press.
芝加哥风格引文Denning, Keith M., Brett Kessler, 与 William Ronald Leben. English Vocabulary Elements. 2nd ed. Oxford ; New York: Oxford University Press, 2006.
MLA引文Denning, Keith M., et al. English Vocabulary Elements. 2nd ed. Oxford University Press, 2006.
警告：这些引文格式不一定是100％准确.