Dyfyniad APA

(1968). Britain: An official handbook. London: British. Central Office of Information.

Dyfyniad Arddull Chicago

Britain: An Official Handbook. London: British. Central Office of Information, 1968.

Dyfyniad MLA

Britain: An Official Handbook. London: British. Central Office of Information, 1968.

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