National Institute of Child Health and Human Development (U.S.). (2006). The NICHD study of early child care and youth development: Findings for children up to age 4 1/2 years. U.S. Dept. of Health and Human Services, National Institutes of Health, National Institute of Child Health and Human Development.
Chicago Style (17th ed.) CitationNational Institute of Child Health and Human Development (U.S.). The NICHD Study of Early Child Care and Youth Development: Findings for Children Up to Age 4 1/2 Years. [Rockville, Md.]: U.S. Dept. of Health and Human Services, National Institutes of Health, National Institute of Child Health and Human Development, 2006.
MLA (9th ed.) CitationNational Institute of Child Health and Human Development (U.S.). The NICHD Study of Early Child Care and Youth Development: Findings for Children Up to Age 4 1/2 Years. U.S. Dept. of Health and Human Services, National Institutes of Health, National Institute of Child Health and Human Development, 2006.