Shapley, F. R. (1969). Later Italian painting in the National Gallery of Art (revised.). National Gallery of Art.
Chicago-Zitierstil (17. Ausg.)Shapley, Fern Rusk. Later Italian Painting in the National Gallery of Art. revised. Washington, D.C: National Gallery of Art, 1969.
MLA-Zitierstil (9. Ausg.)Shapley, Fern Rusk. Later Italian Painting in the National Gallery of Art. revised. National Gallery of Art, 1969.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.