Cita APA (7a ed.)

Kohlberg, L. (1981). Essays on moral development. Harper & Row.

Cita Chicago Style (17a ed.)

Kohlberg, Lawrence. Essays on Moral Development. San Francisco, Calif. [u.a.]: Harper & Row, 1981.

Cita MLA (8a ed.)

Kohlberg, Lawrence. Essays on Moral Development. Harper & Row, 1981.