APA Citation

Killen, M., & Smetana, J. G. Handbook of moral development (Third edition.).

Chicago Style Citation

Killen, Melanie, and Judith G. Smetana. Handbook of Moral Development. Third edition.

MLA Citation

Killen, Melanie, and Judith G. Smetana. Handbook of Moral Development. Third edition.

Warning: These citations may not always be 100% accurate.