World Bank. (1967). Ceylon preliminary survey of education: Report. Ministry of Planning & Economic Affairs.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWorld Bank. Ceylon Preliminary Survey of Education: Report. Colombo]: Ministry of Planning & Economic Affairs, 1967.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWorld Bank. Ceylon Preliminary Survey of Education: Report. Ministry of Planning & Economic Affairs, 1967.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.