Cristea, O. The Quest for Maritime Supremacy in the Black Sea during the later Middle Ages: Ovidiu Cristea. The Balkans and Caucasus : parallel processes on the opposite sides of the Black Sea.(2012).
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Cristea, Ovidiu. "The Quest for Maritime Supremacy in the Black Sea During the Later Middle Ages: Ovidiu Cristea." The Balkans and Caucasus : Parallel Processes on the Opposite Sides of the Black Sea.(2012) .
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Cristea, Ovidiu. "The Quest for Maritime Supremacy in the Black Sea During the Later Middle Ages: Ovidiu Cristea." The Balkans and Caucasus : Parallel Processes on the Opposite Sides of the Black Sea.(2012), .
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.