Columbia subject headings:
Jesus Christ--History of doctrines--16th century.
Jesus Christ--Person and offices.
Luther, Martin, 1483-1546--Contributions to the doctrine of salvation.
Luther, Martin, 1483-1546.
Salvation--Christianity--History of doctrines--16th century.
Harvard subject headings:
Luther, Martin, 1483-1546--Contributions in concept of struggle.
Struggle--History--16th century.
Princeton subject headings: