Modelli [Models]

Ackoff, Russell L. and Fred E. Emery
[1972]  On Purposeful Systems, Tavistock Publications, London

Churchman, C., R. Ackoff and E. Arnoff
[1957]  Introduction to Operations Research, John Wiley & Sons, New York, 1964

Gibbs, G.I.
[1978]  Dictionary of Gaming, Modelling and Simulation, E & FN Spon Ltd., London

Hanika, F. de P.
[1965]  New Thinking in Management, Heinemann, London, Second Edition, 1972

Lee, Colin
[1973]  Models in Planning, Pergamon Press, Oxford

Waddington, C. H.
[1977]  Tools for Thought, Jonathan Cape, London