Kovarik, Bill. Revolutions in communication : media history from Gutenberg to the digital age - New York : Bloomsbury, c 2014. - ix, 367 pages : illustrations ; 26 cm ISBN: 9789384052898 LCCN: 2015022976 Subjects--Topical Terms: Mass media--History.Communication--History. LC Class. No.: P90 / .K666 2016 Dewey Class. No.: 302.230 / KOV-R