Dyfyniad APA

(1990). Trade policy review Japan 1990. Tokyo: General Agreement on Tariffis and Trade Geneva.

Dyfyniad Arddull Chicago

Trade Policy Review Japan 1990. Tokyo: General Agreement on Tariffis and Trade Geneva, 1990.

Dyfyniad MLA

Trade Policy Review Japan 1990. Tokyo: General Agreement on Tariffis and Trade Geneva, 1990.

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