Reed, P. (1989). Nurse theorizing as an ethical endeavor. Advances in Nursing Science, 11(2), 70-84.
2.
Rogers, M. E. (1987). Rogers’s science of unitary human beings. In R. R. Parse (Ed.), Major paradigms, theories, and critiques (pp. 139-146). Philadelphia: W. B. Saunders.
3.
Rogers, M. E. (1992). Nursing science and the space age. Nursing Science Quarterly, 5, 27-34.
4.
Singer, P. (Ed.). (1994). Ethics. Oxford, UK: Oxford University Press.