McDonagh, M. (2017). Three billboards outside Ebbing, Missouri. Faber & Faber.
Chicago Style (17th ed.) ZitazioaMcDonagh, Martin. Three Billboards Outside Ebbing, Missouri. London: Faber & Faber, 2017.
MLA (9th ed.) ZitazioaMcDonagh, Martin. Three Billboards Outside Ebbing, Missouri. Faber & Faber, 2017.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.