Euclidis Elementa, Bod: The 800 A. D. MS of the Elementa kept in the Bodleian Library, Oxford, of which there is a scan attached to the BP version, which has been made available from the Max Planck Insitute for the History of Science on the internet.

Heiberg, J.L. et Menge, H., Euclidis Opera Omnia, Leipzig: Teubner, 1883-88. This edition has been revised in J.L Heiberg (ed.), E.S. Stamatis (rev.), Elementa, 5 vols., Stuttgart, 1969-77.

Myungsunn Ryu: ΣTOIXEIA EΥKΛEIΔΟΥ, internet pdf edition, 2004.