Columbia subject headings:
Communication in politics--United States.
Liberalism--United States.
Political campaigns--United States.
United States--Politics and government--1969-1974.
Harvard subject headings:
Communication in politics--United States.
Liberalism--United States.
Political campaigns--United States.
United States--Politics and government--1969-1974.
Princeton subject headings:
Communication in politics--United States.
Liberalism--United States.
Political campaigns--United States.
United States--Politics and government--1969-1974.