Dyfyniad APA

Direction of trade statistics. (1983). Direction of trade statistics. International montary fund.

Dyfyniad Arddull Chicago

Direction of trade statistics. Direction of Trade Statistics. Washington: International montary fund, 1983.

Dyfyniad MLA

Direction of trade statistics. Direction of Trade Statistics. International montary fund, 1983.

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