O'Connell, M. E. (2012). What is war?: An investigation in the wake of 9/11. International humanitarian law series.
Chicago Style (17th ed.) CitationO'Connell, Mary Ellen. "What Is War?: An Investigation in the Wake of 9/11." International Humanitarian Law Series 2012.
MLA (9th ed.) CitationO'Connell, Mary Ellen. "What Is War?: An Investigation in the Wake of 9/11." International Humanitarian Law Series, 2012.
Warning: These citations may not always be 100% accurate.