Cita APA (7th ed.)

Plumb, J. (1951). England in the Eighteenth Century (2. Aufl.). Penguin.

Cita Chicago (17th ed.)

Plumb, J.H. England in the Eighteenth Century. 2. Aufl. Harmondsworth: Penguin, 1951.

Cita MLA (8th ed.)

Plumb, J.H. England in the Eighteenth Century. 2. Aufl. Penguin, 1951.