O'Connor, D. B. (1993). Ancient Nubia: Egypt's rival in Africa. Philadelphia: University Museum of Archaeology and Anthropology, University of Pennsylvania.
استشهاد بنمط شيكاغوO'Connor, David B. Ancient Nubia: Egypt's Rival in Africa. Philadelphia: University Museum of Archaeology and Anthropology, University of Pennsylvania, 1993.
MLA استشهادO'Connor, David B. Ancient Nubia: Egypt's Rival in Africa. Philadelphia: University Museum of Archaeology and Anthropology, University of Pennsylvania, 1993.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.