Tumber, C. (2012). Small, gritty, and green: The promise of America's smaller industrial cities in a low-carbon world. MIT Press.
Lua i Stíl Chicago (17ú heag.)Tumber, Catherine. Small, Gritty, and Green: The Promise of America's Smaller Industrial Cities in a Low-carbon World. Cambridge, Mass.: MIT Press, 2012.
Lua MLA (9ú heag.)Tumber, Catherine. Small, Gritty, and Green: The Promise of America's Smaller Industrial Cities in a Low-carbon World. MIT Press, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.