Top 1200 d c workshop on opportunities to promote child and adolescent development during the after school hours 1999 washington national research council jennifer appleton gootman PDF Book Page 18
National Research Council, Steering Committee on the Role of Scientific and Technical Data and Information in the Public Domain, Office of International Scientific and Technical Information Programs
National Research Council, Division of Behavioral and Social Sciences and Education, Committee on Behavioral and Social Science Research to Improve Intelligence Analysis for National Security, Cognitive, and Sensory Sciences Board on Behavioral
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