Cita APA (7th ed.)

Hugo, V., & Hugo, V. (1881). Cromwell. Hetzel ; Quantin.

Cita Chicago (17th ed.)

Hugo, Victor, i Victor Hugo. Cromwell. Paris: Hetzel ; Quantin, 1881.

Cita MLA (8th ed.)

Hugo, Victor, i Victor Hugo. Cromwell. Hetzel ; Quantin, 1881.