Grace Robert · R. Grace · Robert D. Grace
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Happy Birthday, Samantha: A Springtime Story | 978-0-937295-35-9 (0-937295-35-3) | 1987 | Valerie Tripp · Nancy Niles |
| Samantha Learns a Lesson: A School Story | 978-0-937295-13-7 (0-937295-13-2) | 1986 | Susan S. Adler |
| Samantha Saves the Day: A Summer Story | 978-0-937295-92-2 (0-937295-92-2) | 1990 | Valerie Tripp · Nancy Niles |