The Demons' Door by Chris Grabenstein
| ISBN: | 9781524765200 |
| Publication date: | 22nd August 2017 |
| Author: | Chris Grabenstein |
| Publisher: | Random House Books for Young Readers an imprint of Random House USA Inc |
| Format: | Paperback |
| Pagination: | 352 pages |
| Series: | A Haunted Mystery |