Columbia subject headings:
Isocrates--Manuscripts--Catalogs.
Isocrates. Helenae laudatio--Criticism, Textual.
Isocrates. Plataicus--Criticism, Textual.
Harvard subject headings:
Isocrates--Manuscripts--Catalogs.
Isocrates. Helenae laudatio--Criticism, Textual.
Isocrates. Plataicus--Criticism, Textual.
Princeton subject headings:
Catalogs.
Isocrates--Manuscripts--Catalogs.
Isocrates. Helenae laudatio--Criticism, Textual.
Isocrates. Plataicus--Criticism, Textual.