Columbia subject headings:
Catholic Church--Doctrines--History--20th century.
Catholic Church--Political activity--United States.
Catholic Church--United States--History--20th century.
Christian sociology--Catholic Church--United States--History of doctrines--20th century.
United States--Church history--20th century.
United States--Politics and government--1945-1989.
Harvard subject headings:
Catholic Church--Doctrines--History--20th century.
Catholic Church--United States--History--20th century.
Catholic Church--United States--Political activity.
Christian sociology--Catholic Church--United States--History of doctrines--20th century.
United States--Church history--20th century.
United States--Politics and government--1945-1989.
Princeton subject headings:
Catholic Church--Doctrines--History--20th century.
Catholic Church--United States--History--1945-.
Catholic Church--United States--Political activity.
Christian ethics--Catholic authors.
Christian sociology--Catholic Church--United States--History of doctrines--20th century.
United States--Church history--20th century.
United States--Politics and government--1945-1989.