Cita APA (7th ed.)

Ferguson, N. (2004). Empire: How Britain made the modern world. Penguin.

Cita Chicago (17th ed.)

Ferguson, Niall. Empire: How Britain Made the Modern World. London: Penguin, 2004.

Cita MLA (9th ed.)

Ferguson, Niall. Empire: How Britain Made the Modern World. Penguin, 2004.