Four theories of the press : the authoritarian, libertarian, social responsibility and Soviet communist concepts of what the press should be and do / Fred S. Siebert, Theodore Peterson, Wilbur Schramm
Published
Urbana [Ill.] : University of Illinois Press, 1956
Essays ... prepared in connection with a study of the social responsibilities of mass communicators ...[being conducted] for the Department of the Church and Economic Life of the National Council of Churches