Cita APA (7a ed.)

Poulton, R. (1984). A history of the modern world. Oxford University.

Cita Chicago Style (17a ed.)

Poulton, Richard. A History of the Modern World. Oxford: Oxford University, 1984.

Cita MLA (9a ed.)

Poulton, Richard. A History of the Modern World. Oxford University, 1984.