Παραπομπή σε μορφή APA (7η εκδ.)

National Gallery of Art (U.S.). Report and studies in the history of art. National Gallery of Art : United States Government Printing Office.

Παραπομπή σε μορφή Chicago (17η εκδ.)

National Gallery of Art (U.S.). Report and Studies in the History of Art. Washington: National Gallery of Art : United States Government Printing Office.

Παραπομπή σε μορφή MLA (8th εκδ.)

National Gallery of Art (U.S.). Report and Studies in the History of Art. National Gallery of Art : United States Government Printing Office.