| + | * Ashby, William Ross (1956/1964), ''An Introduction to Cybernetics'', Chapman and Hall, London, UK, 1956. Reprinted, Methuen and Company, London, UK, 1964. |
| * Edelman, Gerald M. (1988), ''Topobiology : An Introduction to Molecular Embryology'', Basic Books, New York, NY. | | * Edelman, Gerald M. (1988), ''Topobiology : An Introduction to Molecular Embryology'', Basic Books, New York, NY. |
| * Leibniz, Gottfried Wilhelm, Freiherr von, ''Theodicy : Essays on the Goodness of God, The Freedom of Man, and The Origin of Evil'', Austin Farrer (ed.), E.M. Huggard (trans.), based on C.J. Gerhardt (ed.), ''Collected Philosophical Works'', 1875–1890, Routledge and Kegan Paul, London, UK, 1951. Reprinted, Open Court, La Salle, IL, 1985. | | * Leibniz, Gottfried Wilhelm, Freiherr von, ''Theodicy : Essays on the Goodness of God, The Freedom of Man, and The Origin of Evil'', Austin Farrer (ed.), E.M. Huggard (trans.), based on C.J. Gerhardt (ed.), ''Collected Philosophical Works'', 1875–1890, Routledge and Kegan Paul, London, UK, 1951. Reprinted, Open Court, La Salle, IL, 1985. |