Cita APA (7a ed.)

Mitchell, R. J., & Leys, M. D. R. (1963). A history of London life. Penguin Books.

Cita Chicago Style (17a ed.)

Mitchell, R. J., y M. D. R. Leys. A History of London Life. Baltimore: Penguin Books, 1963.

Cita MLA (8a ed.)

Mitchell, R. J., y M. D. R. Leys. A History of London Life. Penguin Books, 1963.