Text ( visual ) : unmediated Media consumption and public engagement : beyond the presumption of attention / Nick Couldry, Sonia Livingstone, Tim Markham. -- Rev. and updated ed. -- : pbk. -- Basingstoke : Palgrave Macmillan , 2010. -- xviii, 248 p. : ill. ; 22 cm. -- (Consumption and public life). -- Includes bibliographical references (p. 221-238) and index ; "First published in hardback 2007" -- t.p. verso. -- ISBN 9780230247383 ; (BB01285508) ; https://ci.nii.ac.jp/ncid/BB01285508 Author Heading(s): Couldry, Nick ; Livingstone, Sonia M. ; Markham, Tim. -- Classification(s): DC22 : 302.23. -- Subject Heading(s): LCSH : Mass media -- Political aspects