Robert, M. (2000). The power of strategic thinking: Lock in markets, lock out competitors. McGraw-Hill.
Dyfyniad Arddull ChicagoRobert, Michel. The Power of Strategic Thinking: Lock in Markets, Lock Out Competitors. New York: McGraw-Hill, 2000.
Dyfyniad MLARobert, Michel. The Power of Strategic Thinking: Lock in Markets, Lock Out Competitors. McGraw-Hill, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.