APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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

Kontuz: berrikusi erreferentzia hauek erabili aurretik.