Παραπομπή σε μορφή APA (7η εκδ.)

Palmstierna, E. (1917). International Congress for the study of the principles of a durable peace, Berne, 1916. An international police. The Hague: Nijhoff.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Palmstierna, E. International Congress for the Study of the Principles of a Durable Peace, Berne, 1916. An International Police. The Hague: Nijhoff, 1917.

Παραπομπή σε μορφή MLA (8th εκδ.)

Palmstierna, E. International Congress for the Study of the Principles of a Durable Peace, Berne, 1916. An International Police. The Hague: Nijhoff, 1917.