Não informado. (2010). Research Studies. Washington State University.
Chicago (17e ed.) BronvermeldingNão informado. Research Studies. Pullman, Wash: Washington State University, 2010.
MLA (8e ed.) BronvermeldingNão informado. Research Studies. Washington State University, 2010.
Let op: Deze citaties zijn niet altijd 100% accuraat.