Paterson, C. (2008). Assisted suicide and euthanasia: A natural law ethics approach. Ashgate.
Lua i Stíl Chicago (17ú heag.)Paterson, Craig. Assisted Suicide and Euthanasia: A Natural Law Ethics Approach. Aldershot, England: Ashgate, 2008.
Lua MLA (9ú heag.)Paterson, Craig. Assisted Suicide and Euthanasia: A Natural Law Ethics Approach. Ashgate, 2008.
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