1. Becker, L. B., Fruit, J. W. & Caudill, S. L. (1987). The training and hiring of journalists. Norwood, NJ: Ablex.
2. Ettema, J., Whitney, D. C. & Wackman, D. (1987). Professional mass communicators. In D. G. Berger & S. Chaffee (Eds.), Handbook of communication science (pp. 747–780). Newbury Park, CA: Sage.
3. Iyengar, S. & Kinder, D. R. (1987). News that matters: Agenda-setting and priming in a television age. Chicago: University of Chicago Press.
4. Johnstone, J., Slawski, E. & Bowman, W. (1973). The news people: A sociological portrait of American journalists and their work. Urbana: University of Illinois Press.
5. Rogers, E. M. & Dearing, J. W. (1988). Agenda-setting research: Where has it been, where is itgoing? In J. Anderson (Ed.), Communication yearbook 11 (pp. 555–593). Newbury Park, CA: Sage.