(2006). Dropout Rates in the United States: 2002 & 2003. U.S. Department of Education.
Chicago (17e ed.) BronvermeldingDropout Rates in the United States: 2002 & 2003. U.S. Department of Education, 2006.
MLA (9e ed.) BronvermeldingDropout Rates in the United States: 2002 & 2003. U.S. Department of Education, 2006.
Let op: Deze citaties zijn niet altijd 100% accuraat.