Wallace, W. Is there a European approach to war?: William Wallace. The price of peace : just war in the twenty-first century.(2007).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWallace, William. "Is There a European Approach to War?: William Wallace." The Price of Peace : Just War in the Twenty-first Century.(2007) .
एमएलए (8वां संस्करण) प्रशस्ति पत्रWallace, William. "Is There a European Approach to War?: William Wallace." The Price of Peace : Just War in the Twenty-first Century.(2007), .
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