| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Ultimate 9/11 Facts Collection Volume 1/3: Compiled from Wikipedia entries and published by Dr Googelberg | 978-1-4663-5405-0 (1-4663-5405-4) | 2011 |
| The Ultimate 9/11 Facts Collection Volume 2/3: Compiled from Wikipedia entries and published by Dr Googelberg | 978-1-4663-5409-8 (1-4663-5409-7) | 2011 |
| The Ultimate 9/11 Facts Collection Volume 3/3: Compiled from Wikipedia entries and published by Dr Googelberg | 978-1-4663-5410-4 (1-4663-5410-0) | 2011 |