National Gallery of Art (U.S.). Report and studies in the history of art. National Gallery of Art : United States Government Printing Office.
Chicago-Zitierstil (17. Ausg.)National Gallery of Art (U.S.). Report and Studies in the History of Art. Washington: National Gallery of Art : United States Government Printing Office.
MLA-Zitierstil (8. Ausg.)National Gallery of Art (U.S.). Report and Studies in the History of Art. National Gallery of Art : United States Government Printing Office.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.