Cita APA (7a ed.)

Walling, C. B. (2013). All Necessary Measures: The United Nations and Humanitarian Intervention. University of Pennsylvania Press.

Cita Chicago Style (17a ed.)

Walling, Carrie Booth. All Necessary Measures: The United Nations and Humanitarian Intervention. Philadelphia: University of Pennsylvania Press, 2013.

Cita MLA (8a ed.)

Walling, Carrie Booth. All Necessary Measures: The United Nations and Humanitarian Intervention. University of Pennsylvania Press, 2013.