Williams, R. (1973). European technology: The politics of collaboration. Wiley.
Lua i Stíl Chicago (17ú heag.)Williams, Roger. European Technology: The Politics of Collaboration. New York: Wiley, 1973.
Lua MLA (8ú heag.)Williams, Roger. European Technology: The Politics of Collaboration. Wiley, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.