TY  - GEN
AU  - Cohen, Jay. Ronald
AU  - Swerdlik, Mark E.
TI  - Psychological testing and assessment: an introduction to tests and measurement 
SN  - 9780071220378
AV  - BF 176 COH 2010 
PY  - 2010///
CY  - Boston
PB  - McGraw- Hill
KW  - Psychological testing
N1  - Includes bibliographical reference and index
ER  -