Cita APA (7a ed.)

Christie, A. (1975). Curtain: Poirot's last case (1st ed., 5th reimp. 1981.). Collins ELT.

Cita Chicago Style (17a ed.)

Christie, Agatha. Curtain: Poirot's Last Case. 1st ed., 5th reimp. 1981. London and Glasgow: Collins ELT, 1975.

Cita MLA (9a ed.)

Christie, Agatha. Curtain: Poirot's Last Case. 1st ed., 5th reimp. 1981. Collins ELT, 1975.