JAQUES, E., GIBSON, R.O., ISAAC, D.J., (ED.)Levels of abstraction in logic and human action. A theory of discontinuity in the structure of mathematical logic, psychological behaviour, and organization.London, Heinemann, 1978.
(VI) 314 pp. Cloth. Bibliography. *name on endpaper, good condition*
Contributors: B.M. O'Connor, R. Rowbottom, D. Billis, I. Macdonald a.o.