TY  - BOOK
ED  - National Education Association
TI  - American education week: primer 
AV  - LB1571 E6.1 N3.3
PY  - 1953///
CY  - Washington, D. C.
PB  - National Education Association
KW  - Educación primaria
KW  - Estados Unidos
KW  - Planes y programas
ER  -