| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| It's O.K. to Say No!: A Parent/Child Manual for the Protection of Children | 978-0-8125-9452-2 (0-8125-9452-5) | 1985 | Bob Crane |
| Sometimes It's O.K. to Tell Secrets! | 978-0-8125-9455-3 (0-8125-9455-X) | 1986 | Dana Barthelme · Bob Crane |
| Sometimes It's O.K. to Tell Secrets!: A Parent/Child Manual for the Protection of Children | 978-0-8125-9454-6 (0-8125-9454-1) | 1986 | Dana Barthelme · Bob Crane |
R. L · Reuven Liond · Robin Landa · Robin Lent · Robin Loumiet