United States. Office of Education. The Annual reports of the United States Commissioner of Education: Index. Rowan and Littlefield.
Chicago (17e ed.) BronvermeldingUnited States. Office of Education. The Annual Reports of the United States Commissioner of Education: Index. New York, N.Y.: Rowan and Littlefield.
MLA (8e ed.) BronvermeldingUnited States. Office of Education. The Annual Reports of the United States Commissioner of Education: Index. Rowan and Littlefield.
Let op: Deze citaties zijn niet altijd 100% accuraat.