Columbia subject headings:
Harvard subject headings:
Mass media and youth--Germany (West)--History.
Radio programs for youth--Germany (West)--History.
Radio programs--Germany (West)--History.
Radiothek (Radio program)--History.
Westdeutscher Rundfunk--History.
Princeton subject headings:
Mass media and youth--Germany (West)--History.
Radio programs for youth--Germany (West)--History.
Radio programs--Germany (West)--History.
Radiothek (Radio program)--History.
Westdeutscher Rundfunk--History.