| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Connecting With a Friend | Paperback | 978-0-8423-0426-9 | 1985 |
| Family problems and predicaments: How to respond | " | 978-0-8423-0853-3 | 1977 |
| How to Help a Friend | Taschenbuch | 978-0-8423-1553-1 | 1990 |
| How to Help a Friend | Paperback | 978-0-8423-1505-0 | 1983 |
| How to Help a Friend | " | 978-0-8423-1521-0 | 1978 |
| Learning from Children | " | 978-0-8423-2141-9 | 1989 |
| The Family | " | 978-0-8423-0861-8 | 1982 |
| When Your Friend Needs You | " | 978-0-8423-7998-4 | 1986 |