R.J. · R. Jeffers · Robert J. · Robert J. Jeffers
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Public Conversations: Building Skills & Confidence | 978-0-07-054967-8 | 1994 | Helen Sands · Patricia Aakhus |
| Public Conversations, Building Skills and Confidence 7th Edition | 978-0-07-353685-9 | 2005 | Hellen Sands |
| Public Conversations: Building Skills and Confidence | 978-0-07-240066-3 | 1999 | Helen Sands |
| Public Conversations: Building Skills and Confidence | 978-0-07-289935-1 | 1999 | " |
| Public Conversations Building Skills and Confidence | 978-0-07-057284-3 | 1996 | Helen Sands · Patricia Aakus |