Cita APA (7a ed.)

Marrin, A. (1979). Sir Norman Angell. Twayne.

Cita Chicago Style (17a ed.)

Marrin, Albert. Sir Norman Angell. Boston: Twayne, 1979.

Cita MLA (9a ed.)

Marrin, Albert. Sir Norman Angell. Twayne, 1979.