| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| A guide to statistics for trade union pay negotiators | 978-92-2-105636-2 (92-2-105636-8) | 1987 |
| Financial and Economic Analysis of Enterprises: A Workers Education Manual | 978-92-2-106401-5 (92-2-106401-8) | 1988 |