Columbia subject headings:
Harvard subject headings:
German language--Dialects--Germany, Southern.
German language--Dialects--Germany--Baden-Württemberg--Maps.
German language--Lexicography.
German language--Phonology.
Princeton subject headings:
German language--Dialects--Austria--Vorarlberg.
German language--Dialects--France--Alsace.
German language--Dialects--Germany--Baden-Württemberg.
German language--Dialects--Switzerland.
German language--Lexicography.