Columbia subject headings:
Bulgaria--Economic conditions--1989-
Bulgaria--Politics and government--1990-
Democracy--Bulgaria.
Elections--Bulgaria.
Harvard subject headings:
Bulgaria--Economic conditions--1989-
Bulgaria--Politics and government--1990-
Democracy--Bulgaria.
Elections--Bulgaria.
Princeton subject headings:
Bulgaria--Economic conditions--1989-
Bulgaria--Politics and government--1990-
Democracy--Bulgaria.
Elections--Bulgaria.