Title: The 9/11 encyclopedia
Description: This two-volume encyclopedia on the September 11th attacks of 2001 provides in-depth coverage of the participants in the September 11th plot, the sequence of events on the day itself, the reasons American intelligence and law enforcement failed to prevent the attacks, and the various conspiracy theories that have emerged in subsequent years.
Subjects: September 11 Terrorist Attacks, 2001, Influence, Encyclopedias