Cita APA (7th ed.)

Butler R. A. & Braun Thom. (1980). Sybil Or The Two Nations. Penguin Books.

Cita Chicago (17th ed.)

Butler R. A. i Braun Thom. Sybil Or The Two Nations. London: Penguin Books, 1980.

Cita MLA (9th ed.)

Butler R. A. i Braun Thom. Sybil Or The Two Nations. Penguin Books, 1980.