Cita APA (7a ed.)

Hume, M. (1920). Philip II of Spain. MacMillan and Co.

Cita Chicago Style (17a ed.)

Hume, Martin. Philip II of Spain. London: MacMillan and Co, 1920.

Cita MLA (9a ed.)

Hume, Martin. Philip II of Spain. MacMillan and Co, 1920.