TY  - BOOK
AU  - Pasnak,Robert
AU  - McCutcheon,Lynn
AU  - 
AU  - Holt,Robert
AU  - 
TI  - Cognitive and achievement gains for kindergartners instructed in piagetian operations
KW  - DESARROLLO COGNOSCITIVO
KW  - JARDIN DE NIÑOS
KW  - NIÑOS
KW  - RENDIMIENTO ACADEMICO
ER  -