Birt, D., & Nichol, J. (1975). Games and simulations in history. Longman.
芝加哥风格引文Birt, David, 与 Jon Nichol. Games and Simulations in History. London: Longman, 1975.
MLA引文Birt, David, 与 Jon Nichol. Games and Simulations in History. Longman, 1975.
警告：这些引文格式不一定是100％准确.