Walker, J. P. (1860). Book of Raphael's Madonnas. Leavitt and Allen.
Lua i Stíl Chicago (17ú heag.)Walker, James P. Book of Raphael's Madonnas. New York: Leavitt and Allen, 1860.
Lua MLA (8ú heag.)Walker, James P. Book of Raphael's Madonnas. Leavitt and Allen, 1860.
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