Colby, A. (1983). A Longitudinal study of moral judgment. University of Chicago Press for the Society for Research in Child Development.
Chicago-viite (17. p.)Colby, Anne. A Longitudinal Study of Moral Judgment. Chicago, Ill: University of Chicago Press for the Society for Research in Child Development, 1983.
MLA-viite (9. p.)Colby, Anne. A Longitudinal Study of Moral Judgment. University of Chicago Press for the Society for Research in Child Development, 1983.
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