Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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