Visser, S., & Williams, T. (2009). Anselm. Oxford University Press.
芝加哥风格引文Visser, Sandra, 与 Thomas Williams. Anselm. Oxford ; New York: Oxford University Press, 2009.
MLA引文Visser, Sandra, 与 Thomas Williams. Anselm. Oxford University Press, 2009.
警告：这些引文格式不一定是100％准确.