TY  - BOOK
AU  - Gregory, Robert J.
TI  - Psychological testing: history, principles, and applications 
T2  - Global Edition
SN  - 9781292058801
PY  - 2015///
CY  - Harlow, England
PB  - Pearson
KW  - Psychological tests
N1  - Includes bibliographical references and index
ER  -