Não informado. (1974). Science and public policy. Science Policy Foundation.
Chicago (17e ed.) BronvermeldingNão informado. Science and Public Policy. London: Science Policy Foundation, 1974.
MLA (8e ed.) BronvermeldingNão informado. Science and Public Policy. Science Policy Foundation, 1974.
Let op: Deze citaties zijn niet altijd 100% accuraat.