Columbia subject headings:
Polycarp, Saint, Bishop of Smyrna. Epistola ad Philippenses--Concordances, Greek.
Harvard subject headings:
Epistle of Saint Polycarp to the Philippians--Language, style--Statistics.
Epistle of Saint Polycarp to the Philippians.
Polycarp, Saint, Bishop of Smyrna. Epistola ad Philippenses--Concordances, Greek.
Princeton subject headings:
Polycarp, Saint, Bishop of Smyrna. Epistola ad Philippenses--Concordances, Greek.