R. B · R. F. · Richard B. · Richard F.
| title | ISBN-13 | year of publication |
|---|---|---|
| Training & Development Yearbook 1993/1994 | 978-0-13-035999-5 | 1993 |
| Training & Development Yearbook 1994/1995 | 978-0-13-109059-0 | 1994 |
| Training & Development Yearbook 1995/1996 | 978-0-13-206038-7 | 1995 |
| Training and Development Yearbook | 978-0-13-921891-0 | 1992 |