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

APA Citation Edition Citation

Ettel, P. (2013). Frankish and Slavic Fortifications in Germany from the Seventh to the Eleventh Centuries. Brepols.

Chicago Citation Edition Citation

Ettel, Peter. Frankish and Slavic Fortifications in Germany from the Seventh to the Eleventh Centuries. Turnhout: Brepols, 2013.

MLA Citation Edition Citation

Ettel, Peter. Frankish and Slavic Fortifications in Germany from the Seventh to the Eleventh Centuries. Brepols, 2013.