Heinrich-Barth-Institut, Vogel, C., & Jesse, F. (2013). The power of walls: Fortifications in Ancient Northeastern Africa : proceedings of the International Workshop held at the University of Cologne, 4th-7th August 2011. Heinrich-Barth-Institut.
Cita Chicago Style (17a ed.)Heinrich-Barth-Institut, Carola Vogel, y Friederike Jesse. The Power of Walls: Fortifications in Ancient Northeastern Africa : Proceedings of the International Workshop Held at the University of Cologne, 4th-7th August 2011. Köln: Heinrich-Barth-Institut, 2013.
Cita MLA (9a ed.)Heinrich-Barth-Institut, et al. The Power of Walls: Fortifications in Ancient Northeastern Africa : Proceedings of the International Workshop Held at the University of Cologne, 4th-7th August 2011. Heinrich-Barth-Institut, 2013.
