APA-viite

Beckett, S. (1966). Happy days: A play in two acts. faber and faber.

Chicago-tyylinen lähdeviittaus

Beckett, Samuel. Happy Days: A Play in Two Acts. London: faber and faber, 1966.

MLA-viite

Beckett, Samuel. Happy Days: A Play in Two Acts. faber and faber, 1966.