Columbia subject headings:
Harvard subject headings:
Slovenia--Civilization--20th century--Congresses.
Slovenia--Social life and customs--20th century--Congresses.
Slovenian literature--20th century--History and criticism--Congresses.
Slovenian literature--History and criticism--20th century--Congresses.
Princeton subject headings:
Slovenia--Civilization--20th century--Congresses.
Slovenia--Social life and customs--20th century--Congresses.
Slovenian literature--History and criticism--20th century--Congresses.