Columbia subject headings:
German literature--History and criticism.
Romanies in literature.
Romanies--Germany--History.
Romanies--Germany--Social conditions.
Harvard subject headings:
German literature--History and criticism
Romanies in literature
Romanies--Germany--History.
Romanies--Germany--Social conditions.
Princeton subject headings:
German literature--19th century--History and criticism.
Romanies--Germany--Social conditions.