Armstrong, E. A. (1976). Saint Francis, nature mystic: The derivation and significance of the nature stories in the Franciscan Legend. University of California Press.
Citação do estilo Chicago (17ª ed.)Armstrong, Edward Allworthy. Saint Francis, Nature Mystic: The Derivation and Significance of the Nature Stories in the Franciscan Legend. Berkeley: University of California Press, 1976.
Citação MLA (8ª ed.)Armstrong, Edward Allworthy. Saint Francis, Nature Mystic: The Derivation and Significance of the Nature Stories in the Franciscan Legend. University of California Press, 1976.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.