| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Collecting Children's Books: Listing over 12,000 titles by the most collectable authors with current values of all first editions. | 978-O-95326O1-2-6 (O-95326O1-2-7) | 2001 | "Book & Magazine Collector Magazine" |