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

APA Citation Edition Citation

Frederiksen, R. (2017). Fortifications in the seventh century. Where and why? Archaeopress Archaeology.

Chicago Citation Edition Citation

Frederiksen, Rune. Fortifications in the Seventh Century. Where and Why? Oxford: Archaeopress Archaeology, 2017.

MLA Citation Edition Citation

Frederiksen, Rune. Fortifications in the Seventh Century. Where and Why? Archaeopress Archaeology, 2017.