The Underground
| First published | April 1998 |
|---|---|
| Type | Short Fiction |
| Series | Animorphs Universe › Animorphs #17 |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| April 1998 |
|
The Underground | Scholastic | Chapbook | 1 |
| June 2017 |
|
The Underground | Scholastic | Chapbook | |
| April 2021 |
|
The Underground | Scholastic Audiobooks | Chapbook |