Não informado. (2008). Technological forecasting. American Elsevier Publishing.
Lua i Stíl Chicago (17ú heag.)Não informado. Technological Forecasting. New York: American Elsevier Publishing, 2008.
Lua MLA (8ú heag.)Não informado. Technological Forecasting. American Elsevier Publishing, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.