Columbia subject headings:
Trinity--Early works to 1800.
Trinity--History of doctrines--Early church, ca. 30-600.
Harvard subject headings:
Trinity--Early works to 1800.
Trinity--History of doctrines--Early church, ca. 30-600.
Princeton subject headings:
Trinity--Early works to 1800.
Trinity--History of doctrines--Early church, ca. 30-600.