TY  - BOOK
AU  - Andrich David
TI  - Rasch models for measurement
T2  - Quantitative applications in the social sciences; 68
U1  - #:(:f):(B28), M8 
PY  - 1988///
CY  - Newbury
PB  - Park Sage Publications     
KW  - SOCIAL SCIENCES
ER  -