Cita APA (7a ed.)

Gibberd, K. (1933). The league in our time. Blackwell.

Cita Chicago Style (17a ed.)

Gibberd, Kathleen. The League in Our Time. Oxford: Blackwell, 1933.

Cita MLA (9a ed.)

Gibberd, Kathleen. The League in Our Time. Blackwell, 1933.