@book{BaumLangenbucherPoettkeretal.2005, author = {Achim Baum and Wolfgang R. Langenbucher and Horst P{\"o}ttker and Christian Schicha}, title = {Handbuch Medienselbstkontrolle}, publisher = {VS Verlag f{\"u}r Sozialwissenschaften}, address = {Wiesbaden}, isbn = {3-531-14821-4}, pages = {564}, year = {2005}, language = {de} }