Columbia subject headings:
Families in literature.
German literature--18th century--History and criticism.
German literature--19th century--History and criticism.
Harvard subject headings:
Families in literature.
German literature--18th century--History and criticism
German literature--19th century--History and criticism
Princeton subject headings:
Families in literature.
German literature--18th century--History and criticism.
German literature--19th century--History and criticism.
Middle class in literature.