TY  - BOOK
ED  - Seminario sobre Investigación Preescolar. Bogotá, 1981
TI  - Preventing School Failure: The Relationship between Preschool and Primary Education
T2  - IDRC ; 
PY  - 1983///
CY  - Ottawa : 
PB  - International Development Research Centre (IDRC), 
KW  - EDUCACION PRIMARIA-CONGRESOS, CONFERENCIAS, ETC
KW  - EDUCACIËN PRESCOLAR-CONGRESOS, CONFERENCIAS, ETC
N1  - Bibliografía al final de capítulos
ER  -