J. H. · John H. · John Powers
| title | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|
| Computer-Automated Manufacturing | 978-0-07-050601-5 (0-07-050601-9) | 1987 |
| Public Speaking: The Lively Art | 978-0-06-501654-3 (0-06-501654-8) | 1994 |
| Public speaking: The lively art | 978-0-06-502207-0 (0-06-502207-6) | 1993 |