TY  - BOOK
AU  -  Ackoff Russell L.
TI  - Design of social research
U1  - 300.72 
PY  - 1967///
CY  - Chicago
PB  - University of Chicago Press
KW  - Research Design
KW  - Research
KW  - Social Sciences  -- methods
N2  -  Social Sciences  -- methods, Research, Research Design
ER  -