Housman, L. (1924). St. Francis poverello. Sidgwick and Jackson.
Lua i Stíl Chicago (17ú heag.)Housman, Laurence. St. Francis Poverello. London: Sidgwick and Jackson, 1924.
Lua MLA (8ú heag.)Housman, Laurence. St. Francis Poverello. Sidgwick and Jackson, 1924.
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