Columbia subject headings:
Harvard subject headings:
Bible. Epistle of John, 1st--Theology.
Bible. John--Theology.
Jesus Christ--History of doctrines--Early church, approximately 30-600.
Princeton subject headings:
Bible. Epistle of John, 1st--Theology.
Bible. John--Theology.
Jesus Christ--History of doctrines--Early church, ca. 30-600.