Não informado. (1958). Publications in history. Milwaukee Public Museum.
Chicago-viite (17. p.)Não informado. Publications in History. Milwaukee, Wis: Milwaukee Public Museum, 1958.
MLA-viite (8. p.)Não informado. Publications in History. Milwaukee Public Museum, 1958.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.