B. Klein · B. S. · Barbara Klein · Barbara Schave
| title | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|
| Not All Twins Are Alike: Psychological Profiles of Twinship | 978-0-275-97584-5 (0-275-97584-3) | 2003 |
| Raising Gifted Kids: Everything You Need to Know to Help Your Exceptional Child Thrive | 978-0-8144-7342-9 (0-8144-7342-3) | 2006 |