Ri︠u︡rikovichi : istoricheskiĭ slovarʹ
MLA
Donskoĭ, Dmitriĭ Vladimirovich. Ri︠u︡rikovichi: Istoricheskiĭ Slovarʹ. Moskva: Russkai︠a︡ panorama, 2008
APA, 7th edition
Donskoĭ, D. Vladimirovich. (2008). Ri︠u︡rikovichi: istoricheskiĭ slovarʹ. Moskva: Russkai︠a︡ panorama
Chicago, 17th edition
Donskoĭ, Dmitriĭ Vladimirovich. Ri︠u︡rikovichi: istoricheskiĭ slovarʹ. Moskva: Russkai︠a︡ panorama, 2008