National Gallery of Art (U.S.). Report and studies in the history of art. National Gallery of Art : United States Government Printing Office.
Citace podle Chicago (17th ed.)National Gallery of Art (U.S.). Report and Studies in the History of Art. Washington: National Gallery of Art : United States Government Printing Office.
Citace podle MLA (8th ed.)National Gallery of Art (U.S.). Report and Studies in the History of Art. National Gallery of Art : United States Government Printing Office.
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