Castleman, R. (2008). Berlin, Germany, art collection, United States Embassy. Foundation for Art and Preservation in Embassies.
Chicago-viite (17. p.)Castleman, Riva. Berlin, Germany, Art Collection, United States Embassy. [Washington, DC]: Foundation for Art and Preservation in Embassies, 2008.
MLA-viite (8. p.)Castleman, Riva. Berlin, Germany, Art Collection, United States Embassy. Foundation for Art and Preservation in Embassies, 2008.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.