Berelson, B. (1952). Content analysis in communication research. Glencoe, IL: Free Press.
2.
Diers, D. , & Schmidt, R. (1977). Interaction analysis in nursing research. In P. J. Verhonick (Ed.), Nursing research (Vol 2). Boston: Little, Brown.
3.
Fox, D. J. (1982) Fundamentals of research in nursing. Norwalk, CT: Appleton-Century-Crofts.
4.
Knaack, P. (1984). Phenomenological research. Western Journal of Nursing Research, 6 (1), 106-114.
5.
Krippendorff, K. (1980). Content analysis: An introduction to its methodology (4th ed.). Beverly Hills, CA: Sage.
6.
Oiler, C. J. (1986). Qualitative methods: Phenomenology. NLN Publication, (15-1992), 75-100.
7.
Powers, M. J. , Murphy, S. P., & Wooldridge, P. J. (1983). Validation of two experimental nursing approaches using content analysis. Research in Nursing and Health, 6, 3-9.
8.
Speed, C. J. (1893). Do news now give news?Forum, 15, 705-711.
