Blackwell , 2004
eBooks
edited by James Curran and Michael Gurevitch
Edward Arnold, 1991
Buku Teks
Graber, Doris A., author
Congressional Quarterly Press, 1980
Buku Teks
edited by Jay G. Blumler and Elihu Katz
Sage, 1974
Buku Teks
McQuail, Denis, author
Collier Macmillan , 1969
Buku Teks