TY  - BOOK
AU  - Siniscalco,María Teresa
AU  - Ross,Kenneth
TI  - The establishment of an international reading resources scale: an exploratory study using modern item response theory 
AV  - LC65 S5.4
PY  - 1997///
CY  - Paris
PB  - UNESCO, International Institute for Educational Planning
KW  - Educación
KW  - Aspectos económicos
ER  -