Bemis, S. F. The latin american policy of the United States. An historical Interpretation.
芝加哥风格引文Bemis, Samuel Flagg. The Latin American Policy of the United States. An Historical Interpretation.
MLA引文Bemis, Samuel Flagg. The Latin American Policy of the United States. An Historical Interpretation.
警告：这些引文格式不一定是100％准确.