Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

Kröpelin, S. (2006). Discovery of an ancient fortification in Northern Sudan. Pyramids.

Chicago Citation Edition Citation

Kröpelin, Stefan. Discovery of an Ancient Fortification in Northern Sudan. Milano: Pyramids, 2006.

MLA Citation Edition Citation

Kröpelin, Stefan. Discovery of an Ancient Fortification in Northern Sudan. Pyramids, 2006.