APA (7th ed.) Citation

Duska, R., & Whelan, M. (1975). Moral development: A guide to Piaget and Kohlberg. Paulist Pr.

Chicago Style (17th ed.) Citation

Duska, Ronald, and Mariellen Whelan. Moral Development: A Guide to Piaget and Kohlberg. New York [u.a.]: Paulist Pr, 1975.

MLA (8th ed.) Citation

Duska, Ronald, and Mariellen Whelan. Moral Development: A Guide to Piaget and Kohlberg. Paulist Pr, 1975.