On purposeful systems
Ackoff, R.L., Emery, F.E.
On purposeful systems by R.L. Ackoff & F.E. Emery - London Tavistock Publications 1972 - 288 pp.
Social System
301.15 / A 182 O
On purposeful systems by R.L. Ackoff & F.E. Emery - London Tavistock Publications 1972 - 288 pp.
Social System
301.15 / A 182 O