Iyengar, S. (1991). Is anyone responsiblen: How television frames political issues. University of Chicago Press.
Chicago-viite (17. p.)Iyengar, Shanto. Is Anyone Responsiblen: How Television Frames Political Issues. Chicago: University of Chicago Press, 1991.
MLA-viite (9. p.)Iyengar, Shanto. Is Anyone Responsiblen: How Television Frames Political Issues. University of Chicago Press, 1991.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.