Columbia subject headings:
Harvard subject headings:
Germany (East)--History--Uprising, 1953--Congresses.
Germany (East)--Politics and government--Congresses.
Working class--Political activity--Germany (East)--History--Congresses.
Princeton subject headings:
Germany (East)--History--Uprising, 1953--Congresses.
Germany (East)--Politics and government--Congresses.
Working class--Political activity--Germany (East)--History--Congresses.