Formby, J. (1965). An introduction to the mathematical formulation of self-organizing systems. N.J., Van Nostrand.
Dyfyniad Arddull ChicagoFormby, John. An Introduction to the Mathematical Formulation of Self-organizing Systems. Princeton: N.J., Van Nostrand, 1965.
Dyfyniad MLAFormby, John. An Introduction to the Mathematical Formulation of Self-organizing Systems. N.J., Van Nostrand, 1965.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.