U.S. Dept. of Health, Education, and Welfare, Office of Human Development Services, Administration for Children, Youth and Families, Research and Evaluation Division.1977.<EF81-52>
U.S. Dept. of Health and Human Services, Office of Human Development Services, Administration for Children, Youth, and Families, Research, Demonstration and Evaluation Division1980.<EF81-52>
John A. Calhoun, Commissioner ; Edith H. Grotberg, Director ; W. Ray Rackley, Social Science Research AnalystU.S. Dept. of Health and Human Services1980