Dyfyniad APA

British Information Service. (1969). British industrial news. B.I.S.

Dyfyniad Arddull Chicago

British Information Service. British Industrial News. B.I.S, 1969.

Dyfyniad MLA

British Information Service. British Industrial News. B.I.S, 1969.

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