Columbia subject headings:
Linguistics--Soviet Union--History.
Marr, N. I︠A︡. (Nikolaĭ I︠A︡kovlevich), 1864-1934.
Harvard subject headings:
Princeton subject headings:
Linguistics--Soviet Union--History.
Marr, N. I︠A︡. (Nikolaĭ I︠A︡kovlevich), 1864-1934.