Dept. of Health, Education, and Welfare, Office of Human Development Services, Children's Bureau, Administration for Children, Youth, and Families, National Center on Child Abuse and Neglect
Harold P. Martin ; edited and produced by Kirschner Associates, Inc
U. S. Dept. of Health, Education and Welfare, Office of Hum an Development Services, Children's Bureau, Administration for Children, Youth and Families, National Center on Child Abuse and Neglect1979The user manual series
no. (OHDS) 79-30199 , DHEW publication