Columbia subject headings:
German newspapers--History--20th century.
Newspaper publishing--Germany (West)--History--20th century.
Zeitungsverlagsgesellschaft Nordwestdeutschland (Münster in Westfalen, Germany)--History.
Harvard subject headings:
German newspapers--History--20th century.
Newspaper publishing--Germany (West)--History--20th century.
Zeitungsverlagsgesellschaft Nordwestdeutschland (Münster in Westfalen, Germany)--History.
Princeton subject headings: