Παραπομπή σε μορφή APA (7η εκδ.)

Wallace, W. Is there a European approach to war?: William Wallace. The price of peace : just war in the twenty-first century.(2007).

Παραπομπή σε μορφή Chicago (17η εκδ.)

Wallace, William. "Is There a European Approach to War?: William Wallace." The Price of Peace : Just War in the Twenty-first Century.(2007) .

Παραπομπή σε μορφή MLA (8th εκδ.)

Wallace, William. "Is There a European Approach to War?: William Wallace." The Price of Peace : Just War in the Twenty-first Century.(2007), .