APA-čujuhus (7. p.)
ebrary, Inc, Curta, F., & Kovalev, R. (2008). The other Europe in the Middle Ages: Avars, Bulgars, Khazars, and Cumans. Brill.
Chicago-čujuhus (17. p.)
ebrary, Inc, Florin Curta, juo Roman Kovalev. The Other Europe in the Middle Ages: Avars, Bulgars, Khazars, and Cumans. Leiden ; Boston: Brill, 2008.
MLA-čujuhus (9. p.)
ebrary, Inc, et al. The Other Europe in the Middle Ages: Avars, Bulgars, Khazars, and Cumans. Brill, 2008.
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