en.wikipedia.org › wiki › Microsoft Microsoft - Wikipedia …Retrieved April 29, 2018 . ^ Sullivan, Mark (June 18, 2012). "Microsoft Announces New 'Surface' Tablet PC" . PCWorld . Archived from the original on February 8, 2013 . Retrieved June 19, 2012 . ^ a b Eichenwald, Kurt… Jul 17, 2010 · Contributors to Wikimedia projects