(2000). International Comparisons of Educational Attainment, by Age. U.S. Department of Education.
Cita Chicago (17th ed.)International Comparisons of Educational Attainment, by Age. U.S. Department of Education, 2000.
Cita MLA (9th ed.)International Comparisons of Educational Attainment, by Age. U.S. Department of Education, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.