(2000). Trends in the Reading Performance of 9-, 13-, & 17-year-olds. U.S. Department of Education.
Chicago (17e ed.) BronvermeldingTrends in the Reading Performance of 9-, 13-, & 17-year-olds. U.S. Department of Education, 2000.
MLA (9e ed.) BronvermeldingTrends in the Reading Performance of 9-, 13-, & 17-year-olds. U.S. Department of Education, 2000.
Let op: Deze citaties zijn niet altijd 100% accuraat.