Columbia subject headings:
Harvard subject headings:
Language policy--Europe.
Multilingual education--Europe.
Multilingualism--Europe.
Princeton subject headings:
Language policy--Austria.
Language policy--Italy.
Language policy--Slovenia.
Languages in contact--Austria.
Languages in contact--Italy.
Languages in contact--Slovenia.
Multilingualism--Austria.
Multilingualism--Italy.
Multilingualism--Slovenia.