Carlisle, R. P. (Ed.). (2007). September 11, 2001. Collins, New York.
Cuxima-Zwa, C. (2019). Oral history. In J. L. Sturman (Ed.), The SAGE international encyclopedia of music and culture. Sage Publications. Credo Reference: https://login.proxy042.nclive.org/login?url=https://search.credoreference.com/content/entry/sagemusic/oral_history/0?institutionId=3578
Eisendrath, C. (2021). September 11, 2001: An overview. In S. P. Holland (Ed.), Encyclopedia of American studies. Johns Hopkins University Press. Credo Reference: https://login.proxy042.nclive.org/login?url=https://search.credoreference.com/content/entry/jhueas/september_11_2001_an_overview/0?institutionId=3578
Erickson, C. W. (2005). Al Qaeda. In R. P. Carlisle, Encyclopedia of Intelligence & Counterintelligence. Routledge. Credo Reference: https://login.proxy042.nclive.org/login?url=https://search.credoreference.com/content/entry/sharpint/al_qaeda/0?institutionId=3578 Gillespie, A. K. (2021).
World Trade Center. In S. P. Holland (Ed.), Encyclopedia of American studies. Johns Hopkins University Press. Credo Reference: https://login.proxy042.nclive.org/login?url=https://search.credoreference.com/content/entry/jhueas/world_trade_center/0?institutionId=3578
Pentagon. (2008). In P. Cattermole (Ed.), Architectural excellence: 500 iconic buildings. Greene Media. https://search.credoreference.com/articles/Qm9va0FydGljbGU6Mzk1MTkzMQ==.
Presidential speeches: George W. Bush: Address to Congress, September 20, 2001. (2022). In M. J. Tyrkus & C. A. Schwartz (Eds.), Gale encyclopedia of American law (4th ed., Vol. 13, pp. 578-582). Gale. https://link.gale.com/apps/doc/CX8276204899/OVIC?u=nclivecoacc&sid=bookmark-OVIC&xid=25d4f96e
World Trade Center. (2018). In P. Lagasse, & Columbia University, The Columbia encyclopedia (8th ed.). Columbia University Press. Credo Reference: https://login.proxy042.nclive.org/login?url=https://search.credoreference.com/content/entry/columency/world_trade_center/0?institutionId=3578
World Trade Center bombings, 1993. (2007). In C. C. Combs, & M. Slann, Facts on File library of world history: Encyclopedia of terrorism. Facts On File. Credo Reference: https://login.proxy042.nclive.org/login?url=https://search.credoreference.com/content/entry/foft/world_trade_center_bombings_1993/0?institutionId=3578