Cita APA (7a ed.)

Porter, R. (2001). Enlightenment: Britain and the creation of the modern world. Penguin Books.

Cita Chicago Style (17a ed.)

Porter, Roy. Enlightenment: Britain and the Creation of the Modern World. London [etc.]: Penguin Books, 2001.

Cita MLA (9a ed.)

Porter, Roy. Enlightenment: Britain and the Creation of the Modern World. Penguin Books, 2001.