(2006). Dropout Rates in the United States: 2004. U.S. Department of Education.
Citazione stile Chigago Style (17a edizione)Dropout Rates in the United States: 2004. U.S. Department of Education, 2006.
Citatione MLA (9a ed.)Dropout Rates in the United States: 2004. U.S. Department of Education, 2006.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.