Dell, T., Dubon, D., & Focarino, J. (1992). The Frick collection: An illustrated catalogue. Princeton, NJ: Princeton University Press.
Παραπομπή Chicago StyleDell, Theodore, David Dubon, and Joseph Focarino. The Frick Collection: An Illustrated Catalogue. Princeton, NJ: Princeton University Press, 1992.
Παραπομπή MLADell, Theodore, David Dubon, and Joseph Focarino. The Frick Collection: An Illustrated Catalogue. Princeton, NJ: Princeton University Press, 1992.
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