Williams, T. A. (1982). Learning to manage our futures: The participative redesign of societies in turbulent transition. John wiley.
Dyfyniad Arddull ChicagoWilliams, Trevor A. Learning to Manage Our Futures: The Participative Redesign of Societies in Turbulent Transition. New York: John wiley, 1982.
Dyfyniad MLAWilliams, Trevor A. Learning to Manage Our Futures: The Participative Redesign of Societies in Turbulent Transition. John wiley, 1982.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.