Style de citation APA (7e éd.)

O'Connell, M. E. (2012). What is war?: An investigation in the wake of 9/11. International humanitarian law series.

Style de citation Chicago (17e éd.)

O'Connell, Mary Ellen. "What Is War?: An Investigation in the Wake of 9/11." International Humanitarian Law Series 2012.

Style de citation MLA (8e éd.)

O'Connell, Mary Ellen. "What Is War?: An Investigation in the Wake of 9/11." International Humanitarian Law Series, 2012.

Attention : ces citations peuvent ne pas être correctes à 100%.