Columbia subject headings:
German poetry--Germany--History--20th century.
Political poetry, German--History--20th century.
Political poetry, German--Influence.
Political poetry, Korean--History--20th century.
Harvard subject headings:
German poetry--20th century--History and criticism
Korean poetry--20th century--History and criticism
Political poetry, German--History and criticism.
Political poetry, Korean--History and criticism.
Princeton subject headings:
German poetry--Germany--History--20th century.
Political poetry, German--History--20th century.
Political poetry, German--Influence.
Political poetry, Korean--History--20th century.