Duska, R., & Whelan, M. (1975). Moral development: A guide to Piaget and Kohlberg. Paulist Press.
Chicagoスタイル(17版)引用形式Duska, Ronald, , Mariellen Whelan. Moral Development: A Guide to Piaget and Kohlberg. New York: Paulist Press, 1975.
MLA(9版)引用形式Duska, Ronald, , Mariellen Whelan. Moral Development: A Guide to Piaget and Kohlberg. Paulist Press, 1975.
警告: この引用は必ずしも正確ではありません.