Institut slav︠i︡anovedeni︠i︡a i balkanistiki (Akademi︠i︡a nauk SSSR) & Korol︠i︡uk, V. D. (1981). Formirovanie rannefeodalʹnykh slav︠i︡anskikh narodnosteĭ. Nauka.
Chicago Style (17th ed.) CitationInstitut slav︠i︡anovedeni︠i︡a i balkanistiki (Akademi︠i︡a nauk SSSR) and V. D. Korol︠i︡uk. Formirovanie Rannefeodalʹnykh Slav︠i︡anskikh Narodnosteĭ. Moskva: Nauka, 1981.
MLA (8th ed.) CitationInstitut slav︠i︡anovedeni︠i︡a i balkanistiki (Akademi︠i︡a nauk SSSR) and V. D. Korol︠i︡uk. Formirovanie Rannefeodalʹnykh Slav︠i︡anskikh Narodnosteĭ. Nauka, 1981.
Warning: These citations may not always be 100% accurate.