TY - BOOK AU - Hartley, John. TI - Key concepts in communication, cultural and media studies SN - 0415268893 : PY - 2004/// CY - London PB - Routledge KW - Journalism KW - Mass media KW - History KW - New media policies KW - Communication KW - Culture KW - Phatic communications N1 - Includes bibliographical references and index ER -