Spaaij, R. (2006). Understanding football hooliganism: A comparison of six Western European football clubs. Vossiuspers UvA.
芝加哥风格引文Spaaij, Ramón. Understanding Football Hooliganism: A Comparison of Six Western European Football Clubs. Amsterdam: Vossiuspers UvA, 2006.
MLA引文Spaaij, Ramón. Understanding Football Hooliganism: A Comparison of Six Western European Football Clubs. Vossiuspers UvA, 2006.
警告：这些引文格式不一定是100％准确.