Bowra, S. M. (1952). Golden ages of the great cities. Thames and Hudson.
Lua i Stíl Chicago (17ú heag.)Bowra, Sir Maurice. Golden Ages of the Great Cities. London: Thames and Hudson, 1952.
Lua MLA (9ú heag.)Bowra, Sir Maurice. Golden Ages of the Great Cities. Thames and Hudson, 1952.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.