http://nccic.acf.hhs.gov/library/librarysearchtips.html
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National Child Care Information Center, Administration for Children and Families
The National Child Care Information Center Online Library is the largest collection of summaries and links to full-text publications about child care and early childhood education. NCCIC's Online Library contains summaries and availability information for resources of interest to policymakers, administrators, practitioners, parents, researchers and other members of the child care community.