Columbia subject headings:
Barth, Karl, 1886-1968--Religion.
Bible--Evidences, authority, etc.
Luther, Martin, 1483-1546.
Theology.
Harvard subject headings:
Barth, Karl, 1886-1968--Theology.
Bible--Evidences, authority, etc.
Luther, Martin, 1483-1546--Theology.
Princeton subject headings: