B*e · B. Hansen · E.H. · E. Hansen
| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Progressive Typewriting Speed Practice | Spiral-bound | 978-0-07-057775-6 (0-07-057775-7) | 1987 | Lorrine B. Skaff |
| Progressive Typewriting Speed Practice | Hardcover | 978-0-07-026061-0 (0-07-026061-3) | 1976 | " |