Cita APA (7a ed.)

Gardiner, S. R. (1909). Outline of English History (2a ed.). Longmans.

Cita Chicago Style (17a ed.)

Gardiner, Samuel R. Outline of English History. 2a ed. London: Longmans, 1909.

Cita MLA (9a ed.)

Gardiner, Samuel R. Outline of English History. 2a ed. Longmans, 1909.