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

APA Citation Edition Citation

Borisov, B. (2007). Demografic and ethnic changes during 11-12 century in Bulgaria. NOUS.

Chicago Citation Edition Citation

Borisov, B. Demografic and Ethnic Changes During 11-12 Century in Bulgaria. NOUS, 2007.

MLA Citation Edition Citation

Borisov, B. Demografic and Ethnic Changes During 11-12 Century in Bulgaria. NOUS, 2007.