Não informado. (1979). Research in Social Problems and Public Policy. JAI Press.
Chicago (17e ed.) BronvermeldingNão informado. Research in Social Problems and Public Policy. Amsterdam: JAI Press, 1979.
MLA (8e ed.) BronvermeldingNão informado. Research in Social Problems and Public Policy. JAI Press, 1979.
Let op: Deze citaties zijn niet altijd 100% accuraat.