| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1993 | 978-1-86093-001-0 | Janice Marshall | Portfolio Development: Towards National Standards - A Guide for Candidates/Advisers/Assessors |
| 1994 | 978-1-86093-002-7 | Ann Holloway · Cathy Whyte · "Kennington" | Mentoring: The Definitive Workbook |
| 1995 | 978-1-86093-003-4 | Ann Holloway · etc. | HRD Manager's Route to Competence |