Columbia subject headings:
Conscientious objectors--Germany (East)--History.
Germany (East). Nationale Volksarmee--History.
National service--Germany (East)
Harvard subject headings:
Conscientious objectors--Germany (East)--History.
Germany (East). Nationale Volksarmee--History.
National service--Germany (East)--History.
Princeton subject headings:
Conscientious objectors--Germany (East)--History.
Germany (East). Nationale Volksarmee--History.
National service--Germany (East).