| title | ISBN-13 (ISBN-10)  | year of publica- tion  | other author(s) | 
|---|---|---|---|
| Stuttering Therapy: Rationale and Procedures | 978-O-2O5-34415-4 (O-2O5-34415-1)  | 2002 | Hugo H. Gregory Ph.D. · Carolyn B. Gregory · Diane G. Hill | 
H. C. · H. Campbell · J C · J. Campbell · J. H. · J.H. Campbell · June Campbell