National Center for Educational Statistics. (2006). Statistics in brief: The early reading and mathematics achievement of children who repeated kindergarten or who began school a year late. United States Dept. of Education, National Center for Educational Statistics.
Chicago Style (17th ed.) CitationNational Center for Educational Statistics. Statistics in Brief: The Early Reading and Mathematics Achievement of Children Who Repeated Kindergarten or Who Began School a Year Late. [Washington, D.C.]: United States Dept. of Education, National Center for Educational Statistics, 2006.
MLA (9th ed.) CitationNational Center for Educational Statistics. Statistics in Brief: The Early Reading and Mathematics Achievement of Children Who Repeated Kindergarten or Who Began School a Year Late. United States Dept. of Education, National Center for Educational Statistics, 2006.