Columbia subject headings:
Dominicans--Intellectual life.
Franciscans--Intellectual life.
Intellectual life--Religious aspects--Christianity--History--Middle Ages, 600-1500.
Psychology--Philosophy.
Trinity--History of doctrines--Middle Ages, 600-1500.
Harvard subject headings:
Church history--Middle Ages, 600-1500
Dominicans--Intellectual life.
Franciscans--Intellectual life.
Intellectual life--Religious aspects--Christianity--History--To 1500.
Psychology--Philosophy
Trinity--History of doctrines--Middle Ages, 600-1500.
Princeton subject headings:
Church history--Middle Ages, 600-1500.
Dominicans--Intellectual life.
Franciscans--Intellectual life.
Intellectual life--Religious aspects--Christianity--History--Middle Ages, 600-1500.
Philosophy, Medieval.
Psychology--Philosophy--History--To 1500.
Trinity--History of doctrines--Middle Ages, 600-1500.