organization for economic co-operation and development. (1997). Education at a glance oecd indicators. les indicateurs.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रorganization for economic co-operation and development. Education at a Glance Oecd Indicators. les indicateurs, 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रorganization for economic co-operation and development. Education at a Glance Oecd Indicators. les indicateurs, 1997.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.