TY  - BOOK
AU  - Ackoff, Russell  L.
AU  - Gupta, Shiv K.
TI  -  Scientific method : optimizing applied research decisions
U1  - 501.8 
PY  - 1962///
CY  - New York
PB  - John wiley
KW  - Nature of science and methodology
KW  - Optimal solutions to problems
ER  -