TY  - BOOK
AU  - Brown,Geoffrey
AU  - Cherrington,Derek Henry
AU  - Cohen,Louis
TI  - Experiments in the social sciences
SN  - 0063180146 :
U1  - 375.3 
PY  - 1975///
CY  - London, New York
PB  - Harper and Row
KW  - Social sciences
KW  - Research
KW  - Experiments
N1  - Bibliography: p. 237-240
ER  -