Dyfyniad APA

(1975). Iron and steel committee. Tokyo: International Labour office.

Dyfyniad Arddull Chicago

Iron and Steel Committee. Tokyo: International Labour office, 1975.

Dyfyniad MLA

Iron and Steel Committee. Tokyo: International Labour office, 1975.

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