HAUG, M. James E. Grunig m.fl.: Excellence in Public Relations and Communiation Management. MedieKultur: Journal of media and communication research, [S. l.], v. 9, n. 20, p. 2 pages, 1993. DOI: 10.7146/mediekultur.v9i20.969. Disponível em: https://tidsskrift.dk/mediekultur/article/view/969. Acesso em: 19 apr. 2024.