Mockler, A. (1976). Francis of Assisi: The wandering years. Phaidon.
Lua i Stíl Chicago (17ú heag.)Mockler, Anthony. Francis of Assisi: The Wandering Years. Oxford: Phaidon, 1976.
Lua MLA (8ú heag.)Mockler, Anthony. Francis of Assisi: The Wandering Years. Phaidon, 1976.
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