Getachew Metaferia. (2009). Ethiopia and the United States: History, diplomacy, and analysis. Algora Pub..
芝加哥风格引文Getachew Metaferia. Ethiopia and the United States: History, Diplomacy, and Analysis. New York: Algora Pub., 2009.
MLA引文Getachew Metaferia. Ethiopia and the United States: History, Diplomacy, and Analysis. Algora Pub., 2009.
警告：这些引文格式不一定是100％准确.