Human rights watch. (1999). Famine in Sudan, 1998: The human rights causes. Human Rights Watch.
芝加哥风格引文Human rights watch. Famine in Sudan, 1998: The Human Rights Causes. New York: Human Rights Watch, 1999.
MLA引文Human rights watch. Famine in Sudan, 1998: The Human Rights Causes. Human Rights Watch, 1999.
警告：这些引文格式不一定是100％准确.