Columbia subject headings:
Charis (The Greek word)
Grace (Theology)
Paul, the Apostle, Saint.
Philo, of Alexandria.
Harvard subject headings:
Bible. Epistles of Paul--Criticism, interpretation, etc.
Grace (Theology)--History of doctrines--Early church, ca. 30-600.
Philo, of Alexandria--Contributions in concept of grace.
Princeton subject headings: