FletcherJ. (1979). Indicators of humanhood: A tentative profile of man. The Hastings Center Report, 2(5), 1–4.
2.
SchalockR. L.BraddockD. L. (Eds.). (2002). Out of the darkness and into the light: Nebraska’s experience with mental retardation. American Association on Intellectual and Developmental Disabilities.
3.
SingerP. (1980). Practical ethics. Cambridge University Press.
4.
WolfensbergerW. (1964). Some observations on European programs for the mentally retarded. Mental Retardation, 2(5), 280–285.
5.
WolfensbergerW. (1972). The principle of normalization in human services. Toronto, ON:National Institute on Mental Retardation.
6.
WolfensbergerW. (2010). Some further thoughts on the limits and capabilities of Social Role Valorization. The Social Role Valorization Journal, 5(2), 15–16.
7.
WolfensbergerW. (2023). Model coherency: The key to human service quality. Valor Press.
8.
WolfensbergerW.GlennL. (1975). Program Analysis of Service Systems (PASS 3): A method for the quantitative evaluation of human services. National Institute on Mental Retardation.
9.
WolfensbergerW.MeinR.O’ConnorN. (1963). A study of the oral vocabularies of severely subnormal patients. III. Core vocabulary, verbosity, and repetitiousness. Journal of Mental Deficiency Research, 7, 38–45. https://doi.org/10.1111/j.1365-2788.1963.tb00781.x
10.
WolfensbergerW.ThomasS. (2007). PASSING: A tool for analyzing service quality according to Social Role Valorization criteria (3rd ed.). Training Institute for Human Service Planning, Leadership and Change Agentry, Syracuse University.