(1954). National Gallery of Art, Washington D.C. U. S. Government Printing Office.
Chicago-Zitierstil (17. Ausg.)National Gallery of Art, Washington D.C. U. S. Government Printing Office, 1954.
MLA-Zitierstil (8. Ausg.)National Gallery of Art, Washington D.C. U. S. Government Printing Office, 1954.
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