K. R. · Karen J · R.J. · R. Joslin
| title | ISBN-13 (ISBN-10) | year of publication | |
|---|---|---|---|
| Das Eltern-Buch von A bis Z | 978-3-426-82093-3 (3-426-82093-5) | 1996 | |
| The Parent's Problem Solver: Practical Solutions to Over 140 Common Behaviour Problems | 978-0-09-179051-6 (0-09-179051-4) | 1994 |