Mumford, L. 1. (1938). The culture of cities. Harcourt.
Lua i Stíl Chicago (17ú heag.)Mumford, Lewis 1895. The Culture of Cities. New York: Harcourt, 1938.
Lua MLA (9ú heag.)Mumford, Lewis 1895. The Culture of Cities. Harcourt, 1938.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.