Butzer, K. W., & Hansen, C. L. (1968). Desert and river in Nubia: Geomorphology and prehistoric environments at the Aswan reservoir. Madison: University of Wisconsin Press.
استشهاد بنمط شيكاغوButzer, Karl W., و Carl L. Hansen. Desert and River in Nubia: Geomorphology and Prehistoric Environments At the Aswan Reservoir. Madison: University of Wisconsin Press, 1968.
MLA استشهادButzer, Karl W., و Carl L. Hansen. Desert and River in Nubia: Geomorphology and Prehistoric Environments At the Aswan Reservoir. Madison: University of Wisconsin Press, 1968.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.