Title
The New York City infant day care study : a comparative study of licensed group and family day care programs and the effects of these programs on children and their families / Medical and Health Research Association of New York City, Inc. in cooperation with New York City Department of Health, New York City Agency for Child Development.
Published
Rockville, Md. : Dept. of Health, Education, and Welfare, Public Health Service, Health Services Administration, Bureau of Community Health Services, 1979.