Bill Watterson, "The Cheapening of the Comics Archived July 14, 2011, at the Wayback Machine.", speech delivered at the Festival of Cartoon Art, Ohio State University, October 27, 1989; accessed 2012.02.02.
Bill Watterson, «The Cheapening of the Comics Архивировано 14 июля 2011 года.», speech delivered at the Festival of Cartoon Art, Ohio State University, October 27, 1989; accessed 2012.02.02.