TY  - BOOK
AU  - Cliff,Norman
AU  - Keats,John A.
TI  - Ordinal measurement in the behavioural sciences
SN  - 0805820930 :
PY  - 2003///
CY  - London
PB  - LEA
KW  - Psychology
KW  - Mathematical models
KW  - Psychological tests
KW  - Statistical methods
ER  -