Columbia subject headings:
Synesius, of Cyrene, Bishop of Ptolemais--Correspondence.
Harvard subject headings:
Synesius, of Cyrene, Bishop of Ptolemais--Criticism and interpretation.
Synesius, of Cyrene, Bishop of Ptolemais. Correspondence
Princeton subject headings:
Synesius, of Cyrene, Bishop of Ptolemais. Correspondence.