TY - GEN TI - Strong performers and successful reformers in education : : lessons from PISA for the United States SN - 978-92-64-09665-3 U1 - OCDE 379 S9236s-p 2011 PY - 2011/// CY - Paris [Francia] : PB - Organisation for Economic Co-operation and Development, Programme for International Student Assessment KW - REFORMA EDUCATIVA KW - EDUCACIÓN Y ESTADO KW - POLÍTICA EDUCATIVA ER -