Ancient Greek text
Τοῦ δὲ περὶ μέτρων λόγου πολλοὶ πολλαχῶς ἤρξαντο, οἱ μὲν ἀπὸ στοιχείων …
Hephaestionis Enchiridion cum commentariis veteribus, Teubner, Leipzig, 1906
Cassius Longinus, Prolegomena Longini commentariique reliquiae, ed. Maximilian Consbruch. Text: The Greek Library, from the Perseus Digital Library and other open sources, CC BY-SA 4.0. Changes: apostrophes normalised and the text divided into reading sections by Interlinea.
Texts from The Greek Library and the Perseus Digital Library, under CC BY-SA 4.0 and CC BY 4.0. Divided into reading sections by Interlinea.