APA引文

Eastham, J. (1960). Graphical economics. Eng. Univ. Press.

芝加哥风格引文

Eastham, J. Graphical Economics. London: Eng. Univ. Press, 1960.

MLA引文

Eastham, J. Graphical Economics. Eng. Univ. Press, 1960.

警告：这些引文格式不一定是100％准确.