Gwyn, W. B. (1974). Barriers to establishing urban ombudsmen: The case of Newark. Institute of Governmental Studies, University of California.
Chicago-referens (17:e uppl.)Gwyn, William B. Barriers to Establishing Urban Ombudsmen: The Case of Newark. Berkeley: Institute of Governmental Studies, University of California, 1974.
MLA-referens (9:e uppl.)Gwyn, William B. Barriers to Establishing Urban Ombudsmen: The Case of Newark. Institute of Governmental Studies, University of California, 1974.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.