For the text of 1 Enoch in all its languages attested from antiquity
(including its attestation in Jude), see http://ocp.acadiau.ca/1Enoch.html
Ken M. Penner, Ph.D.
Assistant Professor of Biblical Studies,
Acadia Divinity College,
Wolfville, Nova Scotia,
Canada B4P 2R6.
(902)585-2213 http://purl.org/net/kmpenner/