Roman Culture. Ancient Cultures (2nd ed.). Wiley-Blackwell. ISBN 978-1-4443-4986-3. Speller, Elizabeth (2003). Following Hadrian: A Second-Century Journey...
Roman Culture. Ancient Cultures (2nd ed.). Wiley-Blackwell. ISBN 978-1-4443-4986-3. Mackay, Christopher S. (2004). Ancient Rome: A Military and Political...