| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Language tests enlighten Early Childhood Research Center preschool training measured through test volume: Volume 2 | 978-7-80620-540-2 (7-80620-540-3) | 2000 |
| read aloud series. Riddle + tongue twister | 978-7-80620-485-6 (7-80620-485-7) | 1991 |