Caves, R. E. (1967). Trade and economic structure; models and methods. Cambridge: Harvard University Press.
Trích dẫn kiểu ChicagoCaves, Richard E. Trade and Economic Structure; Models and Methods. Cambridge: Harvard University Press, 1967.
Deismireacht MLACaves, Richard E. Trade and Economic Structure; Models and Methods. Cambridge: Harvard University Press, 1967.
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