Columbia subject headings:
Party affiliation--West (U.S.)
Political parties--West (U.S.)
West (U.S.)--Politics and government.
Harvard subject headings:
Party affiliation--West (U.S.)
Political parties--West (U.S.)
West (U.S.)--Politics and government.
Princeton subject headings:
Party affiliation--West (U.S.).
Political parties--West (U.S.).
West (U.S.)--Politics and government.