Columbia subject headings:
Authors and publishers--Germany--History--20th century.
Best sellers--Germany--History--20th century.
Book industries and trade--Germany--History--20th century.
Books and reading--Germany--History--20th century.
Literature publishing--Germany--History--20th century.
Popular literature--Germany--History and criticism.
Harvard subject headings:
Authors and publishers--Germany (East)--History--20th century.
Authors and publishers--Germany (West)--History--20th century.
Best sellers--Germany (East)--History--20th century.
Best sellers--Germany (West)--History--20th century.
Book industries and trade--Germany (East)--History--20th century.
Book industries and trade--Germany (West)--History--20th century.
Books and reading--Germany (East)--History--20th century.
Books and reading--Germany (West)--History--20th century.
Literature publishing--Germany (East)--History--20th century.
Literature publishing--Germany (West)--History--20th century.
Popular literature--Germany (East)--History and criticism.
Popular literature--Germany (West)--History and criticism.
Princeton subject headings:
Authors and publishers--Germany--History--20th century.
Best sellers--Germany--History--20th century.
Book industries and trade--Germany--History--20th century.
Books and reading--Germany--History--20th century.
Literature publishing--Germany--History--20th century.
Popular literature--Germany--History and criticism.