TY  - BOOK
AU  - Lathrop,Richard G.
ED  - Harper & Row Publishers
TI  - Introduction to psychological research: logic, design, analysis 
U1  - 150.72  22
PY  - 1969///.
CY  - New York: 
PB  - Harper & Row, 
KW  - Psychology
KW  - Research
KW  - Ψυχολογία
KW  - Έρευνα
N1  - Includes index
ER  -