Saya mau tau Nota dari Media massa. Jelaskan dalam bahasa melayu

Eco, Umberto (1967) Per una guerriglia semiologica (English tr. Towards a Semiological Guerrilla Warfare ) first given as a lecture at conference Vision '67 in New York.

Riesman, David and Gitlin, Todd and Glazer, Nathan (1950) The Lonely Crowd, preview at google books