Hagel, J., & Brown, J. S. (2005). The only sustainable edge: Why business strategy depends on productive friction and dynamic specialization. Harvard Business School Press.
Chicago-referens (17:e uppl.)Hagel, John, och John Seely67012 Brown. The Only Sustainable Edge: Why Business Strategy Depends on Productive Friction and Dynamic Specialization. Boston: Harvard Business School Press, 2005.
MLA-referens (9:e uppl.)Hagel, John, och John Seely67012 Brown. The Only Sustainable Edge: Why Business Strategy Depends on Productive Friction and Dynamic Specialization. Harvard Business School Press, 2005.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.