TY  - BOOK
AU  - Chapin,F.Stuart
TI  - Experimental designs in sociological research
AV  - H62 .C355 1955
U1  - 307.2 
PY  - 1955///]
CY  - New York
PB  - Harper
KW  - Sociology
KW  - Research
KW  - Local
KW  - Experimental design
ER  -