Cita APA (7a ed.)

Davis, P. (1999). The Penguin Dickens companion: The essential reference to his life and work. Penguin.

Cita Chicago Style (17a ed.)

Davis, Paul. The Penguin Dickens Companion: The Essential Reference to His Life and Work. London [etc.]: Penguin, 1999.

Cita MLA (9a ed.)

Davis, Paul. The Penguin Dickens Companion: The Essential Reference to His Life and Work. Penguin, 1999.