Womack, J. P., Jones, D. T., & Roos, D. (2007). The machine that changed the world. Rawson Associates; Free Press.
Lua i Stíl Chicago (17ú heag.)Womack, James P., Daniel T. Jones, agus Daniel Roos. The Machine That Changed the World. New York: Rawson Associates; Free Press, 2007.
Lua MLA (8ú heag.)Womack, James P., et al. The Machine That Changed the World. Rawson Associates; Free Press, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.