Philadelphia Museum of Art. (1917). Exhibition of old American and English silver. Pennsylvania museum.
Chicago-viite (17. p.)Philadelphia Museum of Art. Exhibition of Old American and English Silver. Philadelphia: Pennsylvania museum, 1917.
MLA-viite (8. p.)Philadelphia Museum of Art. Exhibition of Old American and English Silver. Pennsylvania museum, 1917.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.