TY  - BOOK
AU  - Sax, Gilbert
TI  -  Principles of educational  And  Psychological measurement: and Evaluation
SN  - 0534008321
U1  - 371.26 
PY  - 1980///
CY  - America
PB  - WadsWorth
KW  - United States
KW  - Educational tests and measurements
N1  - Include Index
ER  -