TY  - GEN
AU  - Gifford , Bernard R.
TI  - Test policy and Test Performance : : : Education, Language, and Culture
T2  - Evaluation in education and human service series
PY  - 1989///
PB  - Kluwer Academic
KW  - Costs
KW  - USA
KW  - Education and state
KW  - Educational evaluation
ER  -