Columbia subject headings:
Harvard subject headings:
Bilingualism--History.
Université de Fribourg--History.
Universities and colleges--Switzerland--Fribourg--History--19th century.
Universities and colleges--Switzerland--Fribourg--History--20th century.
Princeton subject headings:
Bilingualism--Switzerland--History--19th century.
Bilingualism--Switzerland--History--20th century.
Université de Fribourg--History.
Universities and colleges--Switzerland--Fribourg--History--19th century.
Universities and colleges--Switzerland--Fribourg--History--20th century.