(2000). International Comparisons of Educational Attainment, by Age. U.S. Department of Education.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रInternational Comparisons of Educational Attainment, by Age. U.S. Department of Education, 2000.
एमएलए (9वां संस्करण) प्रशस्ति पत्रInternational Comparisons of Educational Attainment, by Age. U.S. Department of Education, 2000.
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