APA (7th ed.) Zitazioa
Paddock, J. A cognitive - developmental approach to moral education.
Chicago Style (17th ed.) Zitazioa
Paddock, John. A Cognitive - Developmental Approach to Moral Education.
MLA (9th ed.) Zitazioa
Paddock, John. A Cognitive - Developmental Approach to Moral Education.
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