Patterson, Maggie; Anitra Budd; Kristin L. Veatch (July 1997). "Campaign Up in Flames: Negative Advertising Backfires and Damages a Young Democrat". Proceedings of the Annual Meeting of the Association for Education in Journalism (80th, Chicago, Illinois, July 30-August 2, 1997). U.S. Department of Education. Education Resources Information Center (ERIC). pp. 85–109, 309.
O'Toole, Christine (Fall 2013). "Who is Bill Peduto?". Pittsburgh Quarterly. Archived from the original on December 25, 2013. Retrieved January 11, 2014.
O'Toole, Christine (Fall 2013). "Who is Bill Peduto?". Pittsburgh Quarterly. Archived from the original on December 25, 2013. Retrieved January 11, 2014.