European Centre for the Development of Vocational Training., & Agora. (2003). Agora XII: Training for mentally disabled people and their trainers: permitting the mentally disabled a genuine and appropriate exercise of their rights. Thessaloniki, 5 and 6 July 2001. Λουξεμβούργο: Υπηρεσία Επισήμων Εκδόσεων των Ευρωπαϊκών Κοινοτήτων.

European Centre for the Development of Vocational Training., and Agora. Agora XII: Training for Mentally Disabled People and Their Trainers: Permitting the Mentally Disabled a Genuine and Appropriate Exercise of Their Rights. Thessaloniki, 5 and 6 July 2001. Λουξεμβούργο: Υπηρεσία Επισήμων Εκδόσεων των Ευρωπαϊκών Κοινοτήτων, 2003.

European Centre for the Development of Vocational Training., and Agora. Agora XII: Training for Mentally Disabled People and Their Trainers: Permitting the Mentally Disabled a Genuine and Appropriate Exercise of Their Rights. Thessaloniki, 5 and 6 July 2001. Λουξεμβούργο: Υπηρεσία Επισήμων Εκδόσεων των Ευρωπαϊκών Κοινοτήτων, 2003.