Geist, Uwe. “Thomas Blach Og Jesper Højbjerg: Håndbog I Information Og Public Relations”. MedieKultur: Journal of media and communication research 6, no. 13 (June 28, 1990): 3 pages. Accessed November 22, 2024. https://tidsskrift.dk/mediekultur/article/view/893.