Singleton, E. Greatest wonders of the world, as seen and described by famous writers.
Chicago-referens (17:e uppl.)Singleton, Esther. Greatest Wonders of the World, as Seen and Described by Famous Writers.
MLA-referens (9:e uppl.)Singleton, Esther. Greatest Wonders of the World, as Seen and Described by Famous Writers.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.