Columbia subject headings:
Catholic Church--Doctrines--History.
Christian sociology--Catholic Church--History of doctrines.
Social ethics--History.
Harvard subject headings:
Catholic Church--Doctrines--History.
Christian sociology--Catholic Church--History of doctrines.
Social ethics--History.
Princeton subject headings:
Catholic Church--Doctrines--History.
Christian sociology--Catholic Church--History of doctrines.
Social ethics--History.