Columbia subject headings:
Aging in literature.
German literature--20th century--History and criticism.
German literature--20th century--Themes, motives.
Harvard subject headings:
Aging in literature--Congresses.
German literature--20th century--History and criticism--Congresses
German literature--21st century--History and criticism--Congresses.
Princeton subject headings:
Aging in literature.
German literature--20th century--History and criticism.
German literature--20th century--Themes, motives.