TY  - BOOK
AU  - Snyder, Thomas D.
ED  - National Center for Educational Statistics
TI  - Digest of education statistics
SN  - 0160381436
AV  - LA209.2 D54
PY  - 0000///[usa]
PY  - 1990///?]-
PB  - National center for education statistics
KW  - Educación
KW  - Estados Unidos
KW  - Estadística
ER  -