Columbia subject headings:
Elections--Cross-cultural studies.
Elections--Italy.
Elections--Japan.
Proportional representation.
Representative government and representation--Cross-cultural studies.
Representative government and representation--Italy.
Representative government and representation--Japan.
Single transferable voting.
Harvard subject headings:
Elections--Cross-cultural studies.
Elections--Italy
Elections--Japan
Proportional representation.
Representative government and representation--Cross-cultural studies.
Representative government and representation--Italy
Representative government and representation--Japan
Single transferable voting.
Princeton subject headings:
Elections--Cross-cultural studies.
Elections--Italy.
Elections--Japan.
Proportional representation.
Representative government and representation--Cross-cultural studies.
Representative government and representation--Italy.
Representative government and representation--Japan.
Single transferable voting.