Freedman, L. (2013). Strategy: A history. Oxford University Press.
Dyfyniad Arddull ChicagoFreedman, Lawrence. Strategy: A History. New York: Oxford University Press, 2013.
Dyfyniad MLAFreedman, Lawrence. Strategy: A History. Oxford University Press, 2013.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.