APA引文

Caves, R. E. (1967). Trade and economic structure; models and methods. Cambridge: Harvard University Press.

Trích dẫn kiểu Chicago

Caves, Richard E. Trade and Economic Structure; Models and Methods. Cambridge: Harvard University Press, 1967.

MLA引文

Caves, Richard E. Trade and Economic Structure; Models and Methods. Cambridge: Harvard University Press, 1967.

警告：这些引文格式不一定是100％准确.