Dyfyniad APA

Caves, R. E. (1980). Trade and economic strcture: Models and methods. mass harvard.

Dyfyniad Arddull Chicago

Caves, Richard E. Trade and Economic Strcture: Models and Methods. cambridge: mass harvard, 1980.

Dyfyniad MLA

Caves, Richard E. Trade and Economic Strcture: Models and Methods. mass harvard, 1980.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.