Cita APA (7a ed.)

Wells, H. (1922). The outline of history. The Review of Reviews Co.

Cita Chicago Style (17a ed.)

Wells, H.G. The Outline of History. New York, Estados Unidos: The Review of Reviews Co, 1922.

Cita MLA (9a ed.)

Wells, H.G. The Outline of History. The Review of Reviews Co, 1922.