Columbia subject headings:
Catholic Church--Doctrines.
Philosophy, Medieval.
Thomas, Aquinas, Saint, 1225?-1274.
Harvard subject headings:
Princeton subject headings:
Catholic Church--Doctrines--History.
Thomas, Aquinas, Saint, 1225?-1274--Contributions in philosophy.
Thomas, Aquinas, Saint, 1225?-1274--Influence.