(2000). Ratio of median Annual Earnings for Salary Workers Ages 25-34. U.S. Department of Education.
Cita Chicago (17th ed.)Ratio of Median Annual Earnings for Salary Workers Ages 25-34. U.S. Department of Education, 2000.
Cita MLA (9th ed.)Ratio of Median Annual Earnings for Salary Workers Ages 25-34. U.S. Department of Education, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.