Keenan, J. F. (2005). The works of mercy: The heart of Catholicism. Rowman & Littlefield Pub..
Lua i Stíl Chicago (17ú heag.)Keenan, James F. The Works of Mercy: The Heart of Catholicism. Lanham, Md.: Rowman & Littlefield Pub., 2005.
Lua MLA (8ú heag.)Keenan, James F. The Works of Mercy: The Heart of Catholicism. Rowman & Littlefield Pub., 2005.
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