APA引文

Foord, W. S. (1978). The twisted heart. Hale.

芝加哥风格引文

Foord, William Spencer. The Twisted Heart. London: Hale, 1978.

MLA引文

Foord, William Spencer. The Twisted Heart. Hale, 1978.

警告：这些引文格式不一定是100％准确.