Columbia subject headings:
Harvard subject headings:
Germany (East)--Militia--History.
Germany (East). Kampfgruppen der Arbeiterklasse--History.
Paramilitary forces--Germany (East)--History.
Princeton subject headings:
Germany (East)--Militia--History.
Germany (East). Kampfgruppen der Arbeiterklasse--History.
Paramilitary forces--Germany (East)--History.