Stephenson, William The play theory of mass communication. - Chicago University of Chicago Press [1967] - x, 225 p. 920518 Bibliography: p. [207]-215. LCCN: 66023700 //r873 Subjects--Topical Terms: Mass media--Psychological aspects.Play Philosophy LC Class. No.: P96.P75 / S7 Dewey Class. No.: 302.2/34/01