Keith, H. E., & Keith, K. D. (2013). Intellectual disability: Ethics, dehumanization, and a new moral community. Wiley-Blackwell.
Čikaški stil citiranja (17. izdanje)Keith, Heather E., i Kenneth D. Keith. Intellectual Disability: Ethics, Dehumanization, and a New Moral Community. Chichester, England: Wiley-Blackwell, 2013.
MLA način citiranja (9. izdanje)Keith, Heather E., i Kenneth D. Keith. Intellectual Disability: Ethics, Dehumanization, and a New Moral Community. Wiley-Blackwell, 2013.
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