| 000 | 00328 a2200121 4500 | ||
|---|---|---|---|
| 080 |
_a301.15 _bA 182 O |
||
| 245 | 1 |
_aOn purposeful systems _cby R.L. Ackoff & F.E. Emery |
|
| 260 |
_aLondon _bTavistock Publications _c1972 |
||
| 650 | _aSocial System | ||
| 100 | 1 |
_aAckoff, R.L., Emery, F.E. _d |
|
| 300 | _a288 pp. | ||
| 901 | _a127482 | ||
| 999 |
_c59642 _d59642 |
||