(2000). Trends in the Reading Performance of 9-, 13-, & 17-year-olds. U.S. Department of Education.
Chicago-Zitierstil (17. Ausg.)Trends in the Reading Performance of 9-, 13-, & 17-year-olds. U.S. Department of Education, 2000.
MLA-Zitierstil (9. Ausg.)Trends in the Reading Performance of 9-, 13-, & 17-year-olds. U.S. Department of Education, 2000.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.