GILBREATH, R. D. (1987). Forward thinking: The pragmatist's guide to today'sbusiness trends. McGraw-Hill.
Dyfyniad Arddull ChicagoGILBREATH, Robert D. Forward Thinking: The Pragmatist's Guide to Today'sbusiness Trends. New York: McGraw-Hill, 1987.
Dyfyniad MLAGILBREATH, Robert D. Forward Thinking: The Pragmatist's Guide to Today'sbusiness Trends. McGraw-Hill, 1987.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.