Martin, F. (1996). The St. Francis Master in the Upper Church of S. Franceco/Assisi: Some Considerations Regarding His Origins. Chicago, Ill: University of Chicago Press.
Chicago-tyylinen lähdeviittausMartin, Frank. The St. Francis Master in the Upper Church of S. Franceco/Assisi: Some Considerations Regarding His Origins. Chicago, Ill: University of Chicago Press, 1996.
MLA-viiteMartin, Frank. The St. Francis Master in the Upper Church of S. Franceco/Assisi: Some Considerations Regarding His Origins. Chicago, Ill: University of Chicago Press, 1996.
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