Não informado. (1989). Education Libraries Journal. University of London, Institute of Education.
Chicago (17e ed.) BronvermeldingNão informado. Education Libraries Journal. London: University of London, Institute of Education, 1989.
MLA (8e ed.) BronvermeldingNão informado. Education Libraries Journal. University of London, Institute of Education, 1989.
Let op: Deze citaties zijn niet altijd 100% accuraat.