Columbia subject headings:
Harvard subject headings:
Auty, Robert.
Pennington, Anne, 1934-1981.
Slavic languages--History--Congresses.
Slavic languages--Standardization--Congresses.
Princeton subject headings:
Auty, Robert.
Pennington, Anne, 1934-1981.
Slavic languages--History--Congresses.
Slavic languages--Standardization--Congresses.