| title | ISBN-13 | year of publication |
|---|---|---|
| Alpha 92: Current Research in Literacy-Literacy Strategies in the Community Movement | 978-92-820-1061-7 | 1993 |
| Alpha 96: Basic Education and Work | 978-92-820-1075-4 | 1996 |
| Alpha 97: Basic Education and Institutional Environments | 978-92-820-1071-6 | 1997 |
| Alpha 2000 - Ecological Education in Everyday Life | 978-92-820-1111-9 | 2003 |