Columbia subject headings:
Social values.
United States--Economic conditions--1971-1981.
United States--Social conditions--1960-1980.
Harvard subject headings:
Social values.
United States--Economic conditions--1971-1981.
United States--Social conditions--1960-1980.
Princeton subject headings:
Social values.
United States--Economic conditions--1971-1981.
United States--Social conditions--1960-1980.