Cita APA (7a ed.)

Helder, W. M., & Schene, P. (1978). Understanding child neglect and abuse. Child Protection American Humane Association.

Cita Chicago Style (17a ed.)

Helder, Wayne M., y Patricia Schene. Understanding Child Neglect and Abuse. Englewood, Colo: Child Protection American Humane Association, 1978.

Cita MLA (8a ed.)

Helder, Wayne M., y Patricia Schene. Understanding Child Neglect and Abuse. Child Protection American Humane Association, 1978.