APA-referens (7:e uppl.)
Schweller, R. L. (2008). Unanswered threats: Political constraints on the balance of power. Princeton University Press.
Chicago-referens (17:e uppl.)
Schweller, Randall L. Unanswered Threats: Political Constraints on the Balance of Power. Princeton, N.J.: Princeton University Press, 2008.
MLA-referens (9:e uppl.)
Schweller, Randall L. Unanswered Threats: Political Constraints on the Balance of Power. Princeton University Press, 2008.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.