APA-referens (7:e uppl.)
Berkowitz, B. D. (2008). Strategic advantage: Challengers, competitors, and threats to America's future. Georgetown University Press.
Chicago-referens (17:e uppl.)
Berkowitz, Bruce D. Strategic Advantage: Challengers, Competitors, and Threats to America's Future. Washington, D.C.: Georgetown University Press, 2008.
MLA-referens (9:e uppl.)
Berkowitz, Bruce D. Strategic Advantage: Challengers, Competitors, and Threats to America's Future. Georgetown University Press, 2008.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.