Columbia subject headings:
Moldova--History--Sources.
Partidul Komunist al Moldoveĭ--History--Sources.
Harvard subject headings:
Constitutional history--Moldova--Sources.
Moldova--Politics and government--Sources.
Partidul Komunist al Moldoveĭ--History--Sources.
Princeton subject headings:
Moldova--History--Sources.
Partidul Komunist al Moldoveĭ--History--Sources.