What Were the Twin Towers? (What Was...?)
| Country | USA | 
| Binding | Kindle Edition | 
| EISBN | 9780399539671 | 
| Format | Kindle eBook | 
| Label | Grosset & Dunlap | 
| Manufacturer | Grosset & Dunlap | 
| NumberOfPages | 112 | 
| PublicationDate | 2015-09-15 | 
| Publisher | Grosset & Dunlap | 
| ReleaseDate | 2015-09-15 | 
| Studio | Grosset & Dunlap |