Columbia subject headings:
Bilodid, I. K. (Ivan Kosti︠a︡ntynovych), 1906-1981--Bibliography.
Linguistics.
Slavic languages.
Harvard subject headings:
Bilodid, I. K. (Ivan Kosti︠a︡ntynovych), 1906-1981--Bibliography.
Ukrainian language--Style
Ukrainian literature--History and criticism.
Princeton subject headings:
Slavic languages.
Slavic philology.
Sociolinguistics.