Acevedo, D. Theme: Six watersheds in the history of the United States.
芝加哥风格引文Acevedo, Doris. Theme: Six Watersheds in the History of the United States.
MLA引文Acevedo, Doris. Theme: Six Watersheds in the History of the United States.
警告：这些引文格式不一定是100％准确.