Стиль цитування APA (7-ме видання)

Kuzovkov, V. (2017). Byzantium and the Baghdad Caliphate at the end of the IXth – the first half of the Xth century.

Чикаго стиль цитування (17-те видання)

Kuzovkov, V. Byzantium and the Baghdad Caliphate at the End of the IXth – the First Half of the Xth Century. 2017.

Стиль цитування MLA (8-ме видання)

Kuzovkov, V. Byzantium and the Baghdad Caliphate at the End of the IXth – the First Half of the Xth Century. 2017.