APA (7th ed.) Citation

Utley, R. E. (2012). 9/11 ten years after: Perspectives and problems. Ashgate.

Chicago Style (17th ed.) Citation

Utley, R. E. 9/11 Ten Years After: Perspectives and Problems. Farnham ; Burlington, VT: Ashgate, 2012.

MLA (9th ed.) Citation

Utley, R. E. 9/11 Ten Years After: Perspectives and Problems. Ashgate, 2012.

Warning: These citations may not always be 100% accurate.