Costambeys, M., Innes, M., & MacLean, S. (2011). The Carolingian world. Cambridge University Press.
芝加哥风格引文Costambeys, Marios, Matthew Innes, 与 Simon MacLean. The Carolingian World. Cambridge ; New York: Cambridge University Press, 2011.
MLA引文Costambeys, Marios, et al. The Carolingian World. Cambridge University Press, 2011.
警告：这些引文格式不一定是100％准确.