Helfer, R. E., & Kempe, C. H. (1976). Child abuse and neglect: The family and the community. Ballinger Pub.
Citazione stile Chigago Style (17a edizione)Helfer, Ray E., e C. Henry Kempe. Child Abuse and Neglect: The Family and the Community. Cambridge, Mass: Ballinger Pub, 1976.
Citatione MLA (9a ed.)Helfer, Ray E., e C. Henry Kempe. Child Abuse and Neglect: The Family and the Community. Ballinger Pub, 1976.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.