Cita APA

Piaget, J., & Gabain, M. (1977). The moral judgement of the child. Middlesex: Penguin Books.

Chicago Style Citation

Piaget, Jean, i Marjorie Gabain. The Moral Judgement of the Child. Middlesex: Penguin Books, 1977.

Cita MLA

Piaget, Jean, i Marjorie Gabain. The Moral Judgement of the Child. Middlesex: Penguin Books, 1977.