Ganolfo Giampaolo, Collobi Licia Ragghianti, Mellini Gian Lorenzo, Monti Raffaele, Pallucchini Anna, & Santini, P. C. (1968). National gallery, washington. Newsweek.
Tohutoru Kātū Chicago (17th ed.)Ganolfo Giampaolo, Collobi Licia Ragghianti, Mellini Gian Lorenzo, Monti Raffaele, Pallucchini Anna, me Pier Carlo Santini. National Gallery, Washington. New York: Newsweek, 1968.
Tohutoro MLA (9th ed.)Ganolfo Giampaolo, et al. National Gallery, Washington. Newsweek, 1968.
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