Van Antwerp, S. (1971). Michael Portier: First Bishop of Mobile, 1795-1859. Tuscaloosa, Ala..
Lua i Stíl Chicago (17ú heag.)Van Antwerp, Sydney. Michael Portier: First Bishop of Mobile, 1795-1859. Tuscaloosa, Ala., 1971.
Lua MLA (8ú heag.)Van Antwerp, Sydney. Michael Portier: First Bishop of Mobile, 1795-1859. Tuscaloosa, Ala., 1971.
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