Dyfyniad APA

Direction of Trade and Statistics. (1989). Direction of trade statistics. IMF.

Dyfyniad Arddull Chicago

Direction of Trade and Statistics. Direction of Trade Statistics. Washington: IMF, 1989.

Dyfyniad MLA

Direction of Trade and Statistics. Direction of Trade Statistics. IMF, 1989.

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