?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=Greg&rft.au=O'+Brien%2C+Greg&rft.aulast=O'+Brien&rft.title=A.R.M.+%E2%80%93+The+Great+Moodle+Update&rft.date=17+April+2019&rft.genre=proceeding