APA-referens (7:e uppl.)

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.