Gwyn, W. B. (1974). Barriers to establishing urban ombudsmen: The case of Newark. Institute of Governmental Studies, University of California.
Citazione stile Chigago Style (17a edizione)Gwyn, William B. Barriers to Establishing Urban Ombudsmen: The Case of Newark. Berkeley: Institute of Governmental Studies, University of California, 1974.
Citatione MLA (9a ed.)Gwyn, William B. Barriers to Establishing Urban Ombudsmen: The Case of Newark. Institute of Governmental Studies, University of California, 1974.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.