Cita APA (7a ed.)

Williamson, J. (1940). The Life and Growth of the British Empire. Oxford University Press.

Cita Chicago Style (17a ed.)

Williamson, J.A. The Life and Growth of the British Empire. London [u.a.]: Oxford University Press, 1940.

Cita MLA (8a ed.)

Williamson, J.A. The Life and Growth of the British Empire. Oxford University Press, 1940.