Ancient Greek text
Μέλλοντας ἡμᾶς ἄρχεσθαι φιλοσόφων λόγων ἀναγκαῖόν ὲστι μαθεῖν τί ποτέ …
Ammonius in Porphyrii isagogen sive quinque voces, Reimer, Berlin, 1888
Ammonius, In Porphyrii Isagogen Sive Quinque Voces, ed. Adolf Busse. 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.