Dyfyniad APA

Keeffe, B. (1984). The long Good Friday: A screenplay. Methuen Film.

Dyfyniad Arddull Chicago

Keeffe, Barrie. The Long Good Friday: A Screenplay. London: Methuen Film, 1984.

Dyfyniad MLA

Keeffe, Barrie. The Long Good Friday: A Screenplay. Methuen Film, 1984.

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