Bilzer, B. e. (1961). Paintings of the world's great galleries: The histories and treasures of the 30 most famous galleries in the world. F.A. Praeger.
Chicago-referens (17:e uppl.)Bilzer, Bert ed. Paintings of the World's Great Galleries: The Histories and Treasures of the 30 Most Famous Galleries in the World. New York: F.A. Praeger, 1961.
MLA-referens (9:e uppl.)Bilzer, Bert ed. Paintings of the World's Great Galleries: The Histories and Treasures of the 30 Most Famous Galleries in the World. F.A. Praeger, 1961.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.