Emery, Edwin Ault, Phillip, H. Agee, Warren, K. Introduction to mass communications / Edwin Emery, Phillip H.Ault and Warren K.Agee - 3rd ed. - New York Dodd, Mead 1971 - xii, 444 p. includes index Subjects--Topical Terms: Mass communications Dewey Class. No.: 302 / EME