Cita APA (7a ed.)

Louis, W. R., Low, A. M., & Brown, J. M. (1999). The Oxford history of the British Empire: IV, The twentieth century. Oxford University Press.

Cita Chicago Style (17a ed.)

Louis, William Roger, Alaine M. Low, y Judith Margaret Brown. The Oxford History of the British Empire: IV, The Twentieth Century. Oxford [etc.]: Oxford University Press, 1999.

Cita MLA (9a ed.)

Louis, William Roger, et al. The Oxford History of the British Empire: IV, The Twentieth Century. Oxford University Press, 1999.