International Project for the Evaluation of Educational Achievement (IEA) / Internationales Projekt fur Leistungsmessung in der Schule (IEA) / Projet international pour l'evaluation du rendement scolaire (IEA) || IEA Publications

• Book ID: 124846713
• Publisher: Springer Netherlands
• Year: 1969
• Tongue: English
• Weight: 169 KB
• Volume: 15
• Category: Article
• ISSN: 0020-8566
• DOI: 10.2307/3442210