Simpson, H. R. (1973). The three day alliance. Hale.
芝加哥风格引文Simpson, Howard R. The Three Day Alliance. London: Hale, 1973.
MLA引文Simpson, Howard R. The Three Day Alliance. Hale, 1973.
警告：这些引文格式不一定是100％准确.
APA引文
Simpson, H. R. (1973). The three day alliance. Hale.
芝加哥风格引文Simpson, Howard R. The Three Day Alliance. London: Hale, 1973.
MLA引文Simpson, Howard R. The Three Day Alliance. Hale, 1973.