APA引文

Robinson, E. C. (1908). A text book of political economy. London: The Normal Press.

Παραπομπή Chicago Style

Robinson, Edward Charles. A Text Book of Political Economy. London: The Normal Press, 1908.

MLA引文

Robinson, Edward Charles. A Text Book of Political Economy. London: The Normal Press, 1908.

警告：这些引文格式不一定是100％准确.