(2000). Percentage of Students Scoring High in Writing Performance: 1984-96. U.S. Department of Education.
Chicago (17e ed.) BronvermeldingPercentage of Students Scoring High in Writing Performance: 1984-96. U.S. Department of Education, 2000.
MLA (9e ed.) BronvermeldingPercentage of Students Scoring High in Writing Performance: 1984-96. U.S. Department of Education, 2000.
Let op: Deze citaties zijn niet altijd 100% accuraat.