1. Cassells J.M. & Redman B.K. (1989). Preparing students to be moral agents in clinical nursing practice: Report of a national study. Nursing Clinics of North America 24 463-473.
2. Cassidy V.R. & Oddi L.F. (1988). Professional autonomy and ethical decision making among graduate and undergraduate nursing majors. Journal of Nursing Education 27 405-410.
3. Connelly CE. (1986). Replication research in nursing. International Journal of Nursing Studies 23(1) 71-77.
4. Fox D.J. (1982). Fundamentals of nursing research (4th ed.). Norwalk CT: Appleton-Century-Crofts.
5. Gortner S.R. (1980). Nursing science in transition. Nursing Research 29 180-183.