Rotberg, R. I. When states fail: Causes and consequences. New Jersy.
Citazione stile Chigago Style (17a edizione)Rotberg, Robert I. When States Fail: Causes and Consequences. Princeton: New Jersy.
Citatione MLA (9a ed.)Rotberg, Robert I. When States Fail: Causes and Consequences. New Jersy.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.