And let me add on to that and say "or your favorite premill web site that links to the Irenaeus material."
Why dont you just go to where you can read the book yourself like I did. Youre beginning to look a little lame hoping with your assumptions of where I get my information. Heres another site for you.
http://www.earlychristianwritings.com/text/irenaeus-book5.html
Here is yet another source to read Irenaeus book 5. Just to show there are multiple sources for real research when one cares for truth.
http://www.ecmarsh.com/crl/fathers/heresies_5.htm