TY  - BOOK
AU  - Hays,Ron D.
ED  - Research and Development Corporation, 
TI  - Support for the reliability of direction bias, response range, and extreme checking response sets
T2  - The Rand paper series
PY  - 1993///
CY  - Santa Monica, California
PB  - Rand Corporation
KW  - Biais dans les reṕonses
ER  -