Sources
| Source | ID | Link | Books | Overlap |
|---|---|---|---|---|
| GoodReads | 5605641 | not fetched yet | 0 | 0 |
| GoogleBooks | no author ID (search by name) | https://books.google.com/books?q=inauthor:%22Ben%20Sonneberg%22 | 0 | 0 |
| Amazon | no author ID (search by name) | https://www.amazon.com/s?i=stripbooks&rh=p_27%3ABen%20Sonneberg | 0 | 0 |