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

APA Citation Edition Citation

Westholm, G. (2010). Visby's fortifications between 1100 and 1700. Schmidt-Römhild.

Chicago Citation Edition Citation

Westholm, Gun. Visby's Fortifications Between 1100 and 1700. Lübeck: Schmidt-Römhild, 2010.

MLA Citation Edition Citation

Westholm, Gun. Visby's Fortifications Between 1100 and 1700. Schmidt-Römhild, 2010.