Cita APA (7a ed.)

George, M. D. (1965). London life in the eighteenth century. Penguin.

Cita Chicago Style (17a ed.)

George, M. Dorothy. London Life in the Eighteenth Century. London: Penguin, 1965.

Cita MLA (8a ed.)

George, M. Dorothy. London Life in the Eighteenth Century. Penguin, 1965.