„Tenth Public Hearing, Testimony of Louis Freeh”. www.9-11commission.gov (на језику: енглески). National Commission on Terrorist Attacks Upon the United States. 13. 4. 2004. Приступљено 27. 8. 2021.
„Bin Laden claims responsibility for 9/11”. CBC News. 29. 10. 2004. Приступљено 1. 9. 2011. „Al-Qaeda leader Osama bin Laden appeared in a new message aired on an Arabic TV station Friday night, for the first time claiming direct responsibility for the 2001 attacks against the United States.”
„Congressional Record, Vol. 148, No. 76”(PDF). Government Printing Office. 11. 6. 2002. стр. H3312. „Mr. Hefley: That fateful Tuesday we lost 72 police officers, the largest single loss of law enforcement personnel in a single day in the history of our country.”
„Osama Bin Laden Is Dead -- Where Are the Other 9/11 Perpetrators?”. ABC News (на језику: енглески). Приступљено 26. 8. 2021. „While initially denying responsibility for the 9/11 attacks, Bin Laden took responsibility for them in a 2004 taped statement, saying that he had personally directed the hijackers”
„Bin Laden: Attacks on U.S. to go on as long as it supports Israel”. Haaretz.com (на језику: енглески). 24. 1. 2010. Приступљено 27. 8. 2021. „Our attacks against you [the United States] will continue as long as U.S. support for Israel continues. … The message sent to you with the attempt by the hero Nigerian Umar Farouk Abdulmutallab is a confirmation of our previous message conveyed by the heroes of September 11”
„Al-Jazeera: Bin Laden tape obtained in Pakistan”. MSNBC. 30. 10. 2004. Приступљено 07. 09. 2006. - "In the tape, bin Laden — wearing traditional white robes, a turban and a tan cloak — reads from papers at a lectern against a plain brown background. Speaking quietly in an even voice, he tells the American people that he ordered the Sept. 11 attacks because “we are a free people” who wanted to “regain the freedom” of their nation."
„The Flight 93 Story”. National Park Service. Приступљено 21. 9. 2011.CS1 одржавање: Формат датума (веза)
nytimes.com
Baker, Peter; Cooper, Helene; Mazzetti, Mark (2. 5. 2011). „Bin Laden Is Dead, Obama Says”. The New York Times (на језику: енглески). Приступљено 26. 8. 2021.
Staff, Guardian (4. 3. 2003). „'We left out nuclear targets, for now'”. the Guardian (на језику: енглески). Приступљено 26. 8. 2021. „Yosri Fouda of the Arabic television channel al-Jazeera is the only journalist to have interviewed Khalid Sheikh Mohammed, the al-Qaeda military commander arrested at the weekend.”
„The Attack Looms”. 9/11 Commission Report (на језику: енглески). National Commission on Terrorist Attacks Upon the United States. 2004. Приступљено 29. 7. 2022.