Columbia subject headings:
Harvard subject headings:
Allgäu (Germany)--In literature.
Detective and mystery stories, German--Germany--Allgäu--History and criticism.
German fiction--Germany--Allgäu--History and criticism.
Literary landmarks--Germany--Allgäu--History.
Princeton subject headings:
Allgäu (Germany)--In literature.
Detective and mystery stories, German--Germany--Allgäu--History and criticism.
German fiction--Germany--Allgäu--History and criticism.
Literary landmarks--Germany--Allgäu--History.