OECD. (2018). OECD Handbook for Internationally Comparative Education Statistics 2018: Concepts, Standards, Definitions and Classifications. OECD.
Trích dẫn kiểu ChicagoOECD. OECD Handbook for Internationally Comparative Education Statistics 2018: Concepts, Standards, Definitions and Classifications. OECD, 2018.
ציטוט MLAOECD. OECD Handbook for Internationally Comparative Education Statistics 2018: Concepts, Standards, Definitions and Classifications. OECD, 2018.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.