Cita APA (7a ed.)

Hardwick, J. M. D., & Hardwick, M. (1973). The Charles Dickens encyclopedia. Osprey.

Cita Chicago Style (17a ed.)

Hardwick, John Michael Drinkrow, y Mollie Hardwick. The Charles Dickens Encyclopedia. [Reading, Berkshire]: Osprey, 1973.

Cita MLA (9a ed.)

Hardwick, John Michael Drinkrow, y Mollie Hardwick. The Charles Dickens Encyclopedia. Osprey, 1973.