TY  - BOOK
AU  - Edwards,Allen Louis
TI  - Experimental design in psychological research
U1  - 150.182 
PY  - 1968///,1972
CY  - New York, New Delhi
PB  - Holt, Rinehart and Winston, Amerind publishing co.pvt.ltd.
KW  - Psychology
KW  - Research
KW  - Experimental design
N1  - Bibliography: p. 360-365. and Index
ER  -