| Title: | Missions 15: Voyage to the Underworld |
| Author: | Dave Wolverton |
| Publisher: | Scholastic |
| Editions: | Paperback; series was published with additional mission guides, playing cards, maps, dice and more |
| Published: | 11/98 |
| Title: | Missions 15: Voyage to the Underworld |
| Author: | Dave Wolverton |
| Publisher: | Scholastic |
| Editions: | Paperback; series was published with additional mission guides, playing cards, maps, dice and more |
| Published: | 11/98 |