| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Effective Management in Human Services | 978-0-13-244244-2 (0-13-244244-2) | 1982 | Walter P. Christian |
| Preservation of Client Rights | 978-0-02-913820-5 (0-02-913820-5) | 1980 | Walter P. Christian · Hewitt B. Clark |