APA citiranje

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

Παραπομπή Chicago Style

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

MLA citiranje

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

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