APA引文

Carlton, G. (1965). Friedrich Engels: The shadow prophet. Pall Mall Press.

芝加哥风格引文

Carlton, Grace. Friedrich Engels: The Shadow Prophet. London: Pall Mall Press, 1965.

MLA引文

Carlton, Grace. Friedrich Engels: The Shadow Prophet. Pall Mall Press, 1965.

警告:这些引文格式不一定是100%准确.