Freeman, M. (2012). Undefeated: Inside the 1972 Miami Dolphins' perfect season. It Books : an imprint of HarperCollins.
芝加哥风格引文Freeman, Michael. Undefeated: Inside the 1972 Miami Dolphins' Perfect Season. New York: It Books : an imprint of HarperCollins, 2012.
MLA引文Freeman, Michael. Undefeated: Inside the 1972 Miami Dolphins' Perfect Season. It Books : an imprint of HarperCollins, 2012.
警告：这些引文格式不一定是100％准确.