Gardner, H. (2007). Five minds for the future. Harvard Business School Press.
Lua i Stíl Chicago (17ú heag.)Gardner, Howard. Five Minds for the Future. Boston, Mass.: Harvard Business School Press, 2007.
Lua MLA (8ú heag.)Gardner, Howard. Five Minds for the Future. Harvard Business School Press, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.