TY  - BOOK
AU  - Weikart,David P.
TI  - Early childhood education: need and opportunity 
SN  - 9280311972
AV  - LB1139.23 W4.3
PY  - 2000///
CY  - Paris
PB  - UNESCO, International Institute for Educational Planning
KW  - Educación de la primera infancia
ER  -