Columbia subject headings:
United States--Politics and government--1945-1989.
Watergate Affair, 1972-1974.
Harvard subject headings:
United States--Politics and government--1945-1989.
Watergate Affair, 1972-1974.
Princeton subject headings:
United States--Politics and government--1945-1989.
Watergate Affair, 1972-1974.