TY  - BOOK
AU  - Gulliksen, Harold.
TI  - Theory of mental tests
T2  - Wiley publications in psychology
U1  - 151.2 GUL 
PY  - 1950///
CY  - New York
PB  - Wiley
KW  - Mental tests
N1  - Bibliography: p. 397-420
ER  -