5U.Althusser,Lenin and Philosophy and Other Essays,London,1971,p.154.
6G.Murdock and P.Golding,Capitalism,communication and class relations,see Gurevitch and Woollacott,Mass communication and society,London,Edward Arnold,1977.
7N.Carnham,Contribution to a political economy of mass communication,see Media,Culture and Society,第二辑.