Columbia subject headings:
Nixon, Richard M. (Richard Milhous), 1913-1994.
United States,
Watergate Affair, 1972-1974.
Harvard subject headings:
Nixon, Richard M. (Richard Milhous), 1913-1994
United States,
Watergate Affair, 1972-1974.
Princeton subject headings:
Nixon, Richard M. (Richard Milhous), 1913-1994.
United States
Watergate Affair, 1972-1974.