Clegg, R., & Thompson, W. A. (1989). Modern sports officiating: A practical guide (4th ed.). W.C. Brown.
芝加哥风格引文Clegg, Richard, 与 William A. Thompson. Modern Sports Officiating: A Practical Guide. 4th ed. Dubuque, Iowa: W.C. Brown, 1989.
MLA引文Clegg, Richard, 与 William A. Thompson. Modern Sports Officiating: A Practical Guide. 4th ed. W.C. Brown, 1989.
警告：这些引文格式不一定是100％准确.